Fix regex to allow multiple whitespaces

Author: deven96

examples/migrations/V4__insert_entries_to_cars.sql

@@ -1,4 +1,4 @@
--- +refinery NO TRANSACTION
+-- +refinery NO  TRANSACTION
 BEGIN;
 INSERT INTO cars(id, name, brand) VALUES (2, "muscle", "toyota");
 COMMIT;

refinery_core/src/util.rs

@@ -32,15 +32,19 @@ fn file_re_all() -> &'static Regex {
 /// of a transaction.
 fn query_no_transaction_re_sql() -> &'static Regex {
     static RE: OnceLock<Regex> = OnceLock::new();
-    RE.get_or_init(|| Regex::new(r"^[-]{2,}[\s]?(\+refinery NO TRANSACTION)$").unwrap())
+    RE.get_or_init(|| {
+        Regex::new(r"^[-]{2,}[\s]?(\+refinery[\s]+NO[\s]+TRANSACTION[\s]?)$").unwrap()
+    })
 }
 
 /// Matches the annotation `// +refinery NO TRANSACTION` at the start of a
 /// commented line of a .rs|.sql file, implying that the query should ran outside
 /// of a transaction.
 fn query_no_transaction_re_all() -> &'static Regex {
     static RE: OnceLock<Regex> = OnceLock::new();
-    RE.get_or_init(|| Regex::new(r"^[-|\/]{2,}[\s]?(\+refinery NO TRANSACTION)$").unwrap())
+    RE.get_or_init(|| {
+        Regex::new(r"^[-|\/]{2,}[\s]?(\+refinery[\s]+NO[\s]+TRANSACTION[\s]?)$").unwrap()
+    })
 }
 
 /// enum containing the migration types used to search for migrations