[MM-49170] Implement Auditable Interface for Patch Post Struct (#21898)

* Implement Auditable Function for Patch Post Endpoint

* Call auditable explicitly for patchPost patch parameter

* Delete audit-config.json

* Include HasReactions in Audit Log Entry for Patch

model/post.go

@@ -119,7 +119,7 @@ type Post struct {
 }
 
 func (o *Post) Auditable() map[string]interface{} {
-	return map[string]interface{}{ // TODO check this
+	return map[string]interface{}{
 		"id":              o.Id,
 		"create_at":       o.CreateAt,
 		"update_at":       o.UpdateAt,
@@ -195,6 +195,15 @@ func (o *PostPatch) WithRewrittenImageURLs(f func(string) string) *PostPatch {
 	return &copy
 }
 
+func (o *PostPatch) Auditable() map[string]interface{} {
+	return map[string]interface{}{
+		"is_pinned":     o.IsPinned,
+		"props":         o.Props,
+		"file_ids":      o.FileIds,
+		"has_reactions": o.HasReactions,
+	}
+}
+
 type PostForExport struct {
 	Post
 	TeamName    string