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>

api4/config.go

@@ -115,6 +115,8 @@ func updateConfig(c *Context, w http.ResponseWriter, r *http.Request) {
 	}
 
 	auditRec := c.MakeAuditRecord("updateConfig", audit.Fail)
+
+	// auditRec.AddEventParameter("config", cfg)  // TODO We can do this but do we want to?
 	defer c.LogAuditRec(auditRec)
 
 	cfg.SetDefaults()
@@ -187,7 +189,7 @@ func updateConfig(c *Context, w http.ResponseWriter, r *http.Request) {
 		c.Err = model.NewAppError("updateConfig", "api.config.update_config.diff.app_error", nil, diffErr.Error(), http.StatusInternalServerError)
 		return
 	}
-	auditRec.AddMeta("diff", diffs.Sanitize())
+	auditRec.AddEventPriorState(&diffs)
 
 	newCfg.Sanitize()
 
@@ -201,6 +203,8 @@ func updateConfig(c *Context, w http.ResponseWriter, r *http.Request) {
 		return
 	}
 
+	//auditRec.AddEventResultState(cfg) // TODO we can do this too but do we want to? the config object is huge
+	auditRec.AddEventObjectType("config")
 	auditRec.Success()
 	c.LogAudit("updateConfig")
 
@@ -337,7 +341,8 @@ func patchConfig(c *Context, w http.ResponseWriter, r *http.Request) {
 		c.Err = model.NewAppError("patchConfig", "api.config.patch_config.diff.app_error", nil, diffErr.Error(), http.StatusInternalServerError)
 		return
 	}
-	auditRec.AddMeta("diff", diffs.Sanitize())
+
+	auditRec.AddEventPriorState(&diffs)
 
 	newCfg.Sanitize()