CI: adjust syntax tests

Author: deathaxe

tests/_Syntax_Failure/syntax_test_fail.c++

@@ -9,8 +9,8 @@
 
 /* foo */
 // ^ source.c comment.block
-// <- punctuation.definition.comment.c
-//     ^ punctuation.definition.comment.c
+// <- punctuation.definition.comment
+//     ^ punctuation.definition.comment
 
 #include "stdio.h"
 // <- meta.preprocessor

tests/_Syntax_Success/syntax_test_success.c++

@@ -9,8 +9,8 @@
 
 /* foo */
 // ^ source.c comment.block
-// <- punctuation.definition.comment.c
-//     ^ punctuation.definition.comment.c
+// <- punctuation.definition.comment
+//     ^ punctuation.definition.comment
 
 #include "stdio.h"
 // <- meta.preprocessor

tests/test_3141596.py

@@ -162,7 +162,7 @@ class TestSyntax(UnitTestingTestCase):
 
     @with_package("_Syntax_Failure", syntax_test=True)
     def test_fail_syntax(self, txt):
-        self.assertRegexContains(txt, r'^FAILED: 1 of 21 assertions in 1 file failed$')
+        self.assertRegexContains(txt, r'^FAILED: 1 of \d+ assertions in 1 file failed$')
 
     @with_package("_Syntax_Success", syntax_test=True)
     def test_success_syntax(self, txt):