Bump github.com/fxamacker/cbor/v2 to v2.6.0.

vendor/github.com/fxamacker/cbor/v2/doc.go

@@ -17,17 +17,17 @@ For example, "toarray" tag makes struct fields encode to CBOR array elements.  A
 
 Latest docs can be viewed at https://github.com/fxamacker/cbor#cbor-library-in-go
 
-Basics
+# Basics
 
 The Quick Start guide is at https://github.com/fxamacker/cbor#quick-start
 
 Function signatures identical to encoding/json include:
 
-    Marshal, Unmarshal, NewEncoder, NewDecoder, (*Encoder).Encode, (*Decoder).Decode.
+	Marshal, Unmarshal, NewEncoder, NewDecoder, (*Encoder).Encode, (*Decoder).Decode.
 
 Standard interfaces include:
 
-    BinaryMarshaler, BinaryUnmarshaler, Marshaler, and Unmarshaler.
+	BinaryMarshaler, BinaryUnmarshaler, Marshaler, and Unmarshaler.
 
 Custom encoding and decoding is possible by implementing standard interfaces for
 user-defined Go types.
@@ -39,9 +39,9 @@ creating modes from options at runtime.
 
 EncMode and DecMode interfaces are created from EncOptions or DecOptions structs.
 
-    em, err := cbor.EncOptions{...}.EncMode()
-    em, err := cbor.CanonicalEncOptions().EncMode()
-    em, err := cbor.CTAP2EncOptions().EncMode()
+	em, err := cbor.EncOptions{...}.EncMode()
+	em, err := cbor.CanonicalEncOptions().EncMode()
+	em, err := cbor.CTAP2EncOptions().EncMode()
 
 Modes use immutable options to avoid side-effects and simplify concurrency. Behavior of
 modes won't accidentally change at runtime after they're created.
@@ -50,55 +50,55 @@ Modes are intended to be reused and are safe for concurrent use.
 
 EncMode and DecMode Interfaces
 
-    // EncMode interface uses immutable options and is safe for concurrent use.
-    type EncMode interface {
-	Marshal(v interface{}) ([]byte, error)
-	NewEncoder(w io.Writer) *Encoder
-	EncOptions() EncOptions  // returns copy of options
-    }
+	    // EncMode interface uses immutable options and is safe for concurrent use.
+	    type EncMode interface {
+		Marshal(v interface{}) ([]byte, error)
+		NewEncoder(w io.Writer) *Encoder
+		EncOptions() EncOptions  // returns copy of options
+	    }
 
-    // DecMode interface uses immutable options and is safe for concurrent use.
-    type DecMode interface {
-	Unmarshal(data []byte, v interface{}) error
-	NewDecoder(r io.Reader) *Decoder
-	DecOptions() DecOptions  // returns copy of options
-    }
+	    // DecMode interface uses immutable options and is safe for concurrent use.
+	    type DecMode interface {
+		Unmarshal(data []byte, v interface{}) error
+		NewDecoder(r io.Reader) *Decoder
+		DecOptions() DecOptions  // returns copy of options
+	    }
 
 Using Default Encoding Mode
 
-    b, err := cbor.Marshal(v)
+	b, err := cbor.Marshal(v)
 
-    encoder := cbor.NewEncoder(w)
-    err = encoder.Encode(v)
+	encoder := cbor.NewEncoder(w)
+	err = encoder.Encode(v)
 
 Using Default Decoding Mode
 
-    err := cbor.Unmarshal(b, &v)
+	err := cbor.Unmarshal(b, &v)
 
-    decoder := cbor.NewDecoder(r)
-    err = decoder.Decode(&v)
+	decoder := cbor.NewDecoder(r)
+	err = decoder.Decode(&v)
 
 Creating and Using Encoding Modes
 
-    // Create EncOptions using either struct literal or a function.
-    opts := cbor.CanonicalEncOptions()
+	// Create EncOptions using either struct literal or a function.
+	opts := cbor.CanonicalEncOptions()
 
-    // If needed, modify encoding options
-    opts.Time = cbor.TimeUnix
+	// If needed, modify encoding options
+	opts.Time = cbor.TimeUnix
 
-    // Create reusable EncMode interface with immutable options, safe for concurrent use.
-    em, err := opts.EncMode()
+	// Create reusable EncMode interface with immutable options, safe for concurrent use.
+	em, err := opts.EncMode()
 
-    // Use EncMode like encoding/json, with same function signatures.
-    b, err := em.Marshal(v)
-    // or
-    encoder := em.NewEncoder(w)
-    err := encoder.Encode(v)
+	// Use EncMode like encoding/json, with same function signatures.
+	b, err := em.Marshal(v)
+	// or
+	encoder := em.NewEncoder(w)
+	err := encoder.Encode(v)
 
-    // NOTE: Both em.Marshal(v) and encoder.Encode(v) use encoding options
-    // specified during creation of em (encoding mode).
+	// NOTE: Both em.Marshal(v) and encoder.Encode(v) use encoding options
+	// specified during creation of em (encoding mode).
 
-CBOR Options
+# CBOR Options
 
 Predefined Encoding Options: https://github.com/fxamacker/cbor#predefined-encoding-options
 
@@ -106,7 +106,7 @@ Encoding Options: https://github.com/fxamacker/cbor#encoding-options
 
 Decoding Options: https://github.com/fxamacker/cbor#decoding-options
 
-Struct Tags
+# Struct Tags
 
 Struct tags like `cbor:"name,omitempty"` and `json:"name,omitempty"` work as expected.
 If both struct tags are specified then `cbor` is used.
@@ -121,9 +121,9 @@ https://raw.githubusercontent.com/fxamacker/images/master/cbor/v2.0.0/cbor_easy_
 
 Struct tags are listed at https://github.com/fxamacker/cbor#struct-tags-1
 
-Tests and Fuzzing
+# Tests and Fuzzing
 
 Over 375 tests are included in this package. Cover-guided fuzzing is handled by
-fxamacker/cbor-fuzz.
+a private fuzzer that replaced fxamacker/cbor-fuzz years ago.
 */
 package cbor