[VAULT-2776] Add prefix_filter option to Vault (#12025)

* [VAULT-2776] Add prefix_filter support to vault

* [VAULT-2776] Add filter_default config, update docs

* [VAULT-2776] Add changelog file

* [VAULT-2776] Update telemetry tests and error handling

* [VAULT-2776] Add test fixtures, update test

* [VAULT-2776] Update gitignore hcl filter

command/server/config_test_helpers.go

@@ -16,6 +16,10 @@ import (
 	"github.com/hashicorp/vault/internalshared/configutil"
 )
 
+func boolPointer(x bool) *bool {
+	return &x
+}
+
 func testConfigRaftRetryJoin(t *testing.T) {
 	config, err := LoadConfigFile("./test-fixtures/raft_retry_join.hcl")
 	if err != nil {