Add build date (#14957)

* add BuildDate to version base

* populate BuildDate with ldflags

* include BuildDate in FullVersionNumber

* add BuildDate to seal-status and associated status cmd

* extend core/versions entries to include BuildDate

* include BuildDate in version-history API and CLI

* fix version history tests

* fix sys status tests

* fix TestStatusFormat

* remove extraneous LD_FLAGS from build.sh

* add BuildDate to build.bat

* fix TestSysUnseal_Reset

* attempt to add build-date to release builds

* add branch to github build workflow

* add get-build-date to build-* job needs

* fix release build command vars

* add missing quote in release build command

* Revert "add branch to github build workflow"

This reverts commit b835699ecb7c2c632757fa5fe64b3d5f60d2a886.

* add changelog entry

command/format_test.go

@@ -111,6 +111,7 @@ Unseal Progress               3/1
 Unseal Nonce                  nonce
 Seal Migration in Progress    true
 Version                       version
+Build Date                    build date
 Storage Type                  storage type
 Cluster Name                  cluster name
 Cluster ID                    cluster id
@@ -141,6 +142,7 @@ Unseal Progress               3/1
 Unseal Nonce                  nonce
 Seal Migration in Progress    true
 Version                       version
+Build Date                    build date
 Storage Type                  n/a
 HA Enabled                    false`
 
@@ -166,6 +168,7 @@ func getMockStatusData(emptyFields bool) SealStatusOutput {
 			Progress:     3,
 			Nonce:        "nonce",
 			Version:      "version",
+			BuildDate:    "build date",
 			Migration:    true,
 			ClusterName:  "cluster name",
 			ClusterID:    "cluster id",
@@ -197,6 +200,7 @@ func getMockStatusData(emptyFields bool) SealStatusOutput {
 			Progress:     3,
 			Nonce:        "nonce",
 			Version:      "version",
+			BuildDate:    "build date",
 			Migration:    true,
 			ClusterName:  "",
 			ClusterID:    "",