Update sdl2-config test. NFC (#25961)

This used to be .bat file but no longer after #24907

Split out from #25960

Author: sbc100

emmake.py

@@ -54,8 +54,8 @@ def run():
         args[0] = mingw32_make
 
   # On Windows, run the execution through shell to get PATH expansion and
-  # executable extension lookup, e.g. 'sdl2-config' will match with
-  # 'sdl2-config.bat' in PATH.
+  # executable extension lookup, e.g. 'make' will match with
+  # 'make.bat' in PATH.
   print(f'emmake: "{shlex.join(args)}" in "{os.getcwd()}"', file=sys.stderr)
   if utils.WINDOWS:
     return utils.run_process(args, check=False, shell=True, env=env).returncode

test/test_other.py

@@ -6310,7 +6310,7 @@ def test_sdl2_config(self):
       [['--cflags', '--libs'], '-sUSE_SDL=2'],
     ]:
       print(args, expected)
-      out = self.run_process([utils.bat_suffix(cache.get_sysroot_dir('bin/sdl2-config'))] + args,
+      out = self.run_process([cache.get_sysroot_dir('bin/sdl2-config')] + args,
                              stdout=PIPE, stderr=PIPE).stdout
       self.assertContained(expected, out)
       print('via emmake')