Audit logging -- convert audit logs to use the new schema (#20526)

* Audit logging - new schema added, old schema removed.

* fix linter error by running goimports

* Address review comments

* Address review comments

* Example usage of new audit logging API for the updateUserAuth call

* fixed unit test on auditing updating user record

* Changed the `TestUpdateConfigDiffInAuditRecord` testcase---it failed, because this PR changes how the `meta` field is serialized into the audit log records.

* fix linter error

* use string constants for record keys

* new audit api calls for api4/bot

* `Auditable` interface implementations for model classes

* New audit calls for channel api

* New audit calls for channel_local

* renamed receivers for required style reasons

* New audit calls for api4/command

* renamed receiver

* New audit calls for api4/command_local

* renamed receiver

* fix unit test to reflect changes in the Auditable implementation of the user class

* new audit calls for compliance

* new audit calls for configs

* remove auditRec.addMeta from updateConfig and patchConfig

* new audit calls for config_local

* new audit calls

* new audit calls for ldap, license apis

* new audit calls

* new audit calls

* new audit calls

* new audit calls

* new audit calls

* new audit calls

* new audit calls

* new audit calls

* fix linter error

* fixed linter error

* fixed "user update" test

* Don't include all of config when audit logging config changes. Also fix unit test on TestUpdateConfigDiffInAuditRecord

* address review comments

* Added Auditable() method for UserPatch

* Fix duplicative method declaration from merge

* Fix styling and API changes issues introduced with merge

* Fix broken test

Co-authored-by: Daniel Schalla <daniel@schalla.me>

model/config.go

@@ -3129,6 +3129,12 @@ type Config struct {
 	ExportSettings            ExportSettings
 }
 
+func (o *Config) Auditable() map[string]interface{} {
+	return map[string]interface{}{
+		// TODO
+	}
+}
+
 func (o *Config) Clone() *Config {
 	buf, err := json.Marshal(o)
 	if err != nil {