PEP 387: Remedy a broken link to the TIOBE Index (#4582)

Author: dr-carlos

peps/pep-0387.rst

@@ -219,7 +219,7 @@ References
 
 .. [#tiobe] TIOBE Programming Community Index
 
-   http://www.tiobe.com/index.php/content/paperinfo/tpci/index.html
+   https://www.tiobe.com/tiobe-index/
 
 .. [#warnings] The warnings module