Remove obsolete Python 2 compatibility code

src/solidlsp/ls_utils.py

@@ -345,19 +345,9 @@ class PathUtils:
 
         This method was obtained from https://stackoverflow.com/a/61922504
         """
-        try:
-            from urllib.parse import unquote, urlparse
-            from urllib.request import url2pathname
-        except ImportError:
-            # backwards compatibility (Python 2)
-            from urllib.parse import unquote as unquote_py2
-            from urllib.request import url2pathname as url2pathname_py2
+        from urllib.parse import unquote, urlparse
+        from urllib.request import url2pathname
 
-            from urlparse import urlparse as urlparse_py2
-
-            unquote = unquote_py2
-            url2pathname = url2pathname_py2
-            urlparse = urlparse_py2
         parsed = urlparse(uri)
         host = f"{os.path.sep}{os.path.sep}{parsed.netloc}{os.path.sep}"
         path = os.path.abspath(os.path.join(host, url2pathname(unquote(parsed.path))))