pfSense/pfsense 30213bbsrc/usr/local/www system_update_settings.php

Fix dashboard update check & gitsync settings. Fixes #8913

(cherry picked from commit 26e1525c153a672457a92d65f9c05d45b43a204d)
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+8-0src/usr/local/www/system_update_settings.php
+8-01 files

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