[pre-commit.ci] auto fixes from pre-commit.com hooks

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Author: pre-commit-ci[bot]

silk/sql.py

@@ -54,7 +54,7 @@ def _explain_query(connection, q, params):
 
         # currently we cannot use explain() method
         # for queries other than `select`
-        if re.match("^{} .*".format(prefix), q):
+        if re.match(f"^{prefix} .*", q):
             # to avoid "EXPLAIN EXPLAIN", do not add prefix
             prefixed_query = q
         else: