T13921: Install ParserPower (#96)

* T13921: Install ParserPower

* .git should be fine, but whatever

Author: songnguxyz

mediawiki-repos.yaml

@@ -900,6 +900,10 @@ ParserMigration:
   branch: _branch_
   path: extensions/ParserMigration
   repo_url: https://github.com/wikimedia/mediawiki-extensions-ParserMigration
+ParserPower:
+  branch: master
+  path: extensions/ParserPower
+  repo_url: https://github.com/wiki-gg-oss/mediawiki-extensions-ParserPower
 PdfHandler:
   branch: _branch_
   path: extensions/PdfHandler