chore: bump to 2.2.21

So it won't fail I guess, because we failed anyway.

setup.py

@@ -10,7 +10,7 @@ README = (HERE / "README.md").read_text()
 
 setup(
     name='worthless',
-    version='2.2.20',
+    version='2.2.21',
     packages=['worthless', 'worthless.classes', 'worthless.classes.launcher', 'worthless.classes.installer'],
     url='https://git.froggi.es/tretrauit/worthless-launcher',
     license='MIT License',

worthless/installer.py

@@ -397,7 +397,10 @@ class Installer:
                     print("Failed to patch {}, reverting and let the in-game updater do the job...".format(
                         old_file.with_suffix(old_suffix))
                     )
+                    try:
                         old_file.rename(old_file.with_suffix(old_suffix))
+                    except Exception:
+                        pass
 
                 files.remove(patch_file)
                 # Limit to 8 process running so it doesn't hang the PC.