fix(tests): avoid dirty suffix in updater.phar check

Signed-off-by: Benjamin Gaussorgues <benjamin.gaussorgues@nextcloud.com>

Author: Altahrim

.github/workflows/check-same-code-base.yml

@@ -47,6 +47,8 @@ jobs:
         run: |
           composer -V --ansi
           ./vendor/bin/box info -lm flat updater.phar | LC_LOCALE=C sort | grep -Ev "^(Signature Hash|  Version.php |Contents: |    installed.php |Timestamp: )" > updater.old.txt
+          # Makes sure repository is clean so the version isn't generated with "dirty" suffix
+          git restore
           make updater.phar
           ./vendor/bin/box info -lm flat updater.phar | LC_LOCALE=C sort | grep -Ev "^(Signature Hash|  Version.php |Contents: |    installed.php |Timestamp: )" > updater.txt
           diff --suppress-common-lines -t --tabsize=4 -d -y --color=always updater.txt updater.old.txt