check_software: fix a wrong condition making the check ignore .so

fnmatch.fnmatch signature is path, pattern, we were passing arguments in
reverse order, so effectively we were only checking executable files.
Several .so are executable, so we were checking many .so anyway.

slapos/testing/check_software.py

@@ -188,7 +188,7 @@ def checkSoftware(slap, software_url):
           if any(fnmatch.fnmatch(f, ignored_pattern)
                  for ignored_pattern in ignored_file_patterns):
             continue
-          if os.access(f, os.X_OK) or fnmatch.fnmatch('*.so', f):
+          if os.access(f, os.X_OK) or fnmatch.fnmatch(f, '*.so'):
             try:
               libs = getLddOutput(f)
             except DynamicLibraryNotFound as e: