fix: lstrip for query writes detection (#26180)

(cherry picked from commit c0e7799)

frappe/database/database.py

@@ -439,7 +439,7 @@ def check_transaction_status(self, query):
 		if query and is_query_type(query, ("commit", "rollback")):
 			self.transaction_writes = 0
 
-		if query[:6].lower() in ("update", "insert", "delete"):
+		if query.lstrip()[:6].lower() in ("update", "insert", "delete"):
 			self.transaction_writes += 1
 			if self.transaction_writes > self.MAX_WRITES_PER_TRANSACTION:
 				if self.auto_commit_on_many_writes: