Update CHANGELOG.md

Author: gabrie30

CHANGELOG.md

@@ -2,9 +2,15 @@
 All notable changes to this project will be documented in this file.
 
 The format is based on [Keep a Changelog](http://keepachangelog.com/en/1.0.0/)
+## [1.7.8] - unreleased
+### Added
+### Changed
+### Deprecated
+### Removed
+### Fixed
+### Security
 
-
-## [1.7.7] - Unreleased
+## [1.7.7] - 2/12/22
 ### Added
 - Filtering repos by topics for gitlab; thanks @dschafhauser
 - Exclude filtering for prefix and regex; thanks @dschafhauser