chore: update changelog for 1.2

CHANGELOG.md

@@ -3,6 +3,18 @@ All notable changes to this project will be documented in this file.
 
 The format is loosely based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
+## [1.2] - 2021-10-29
+### Fixed
+- Fixed map not being compiled with clip brushes (oops)
+- Fixed up bounce triggers on 1st jump (stickies were bouncing when shot at edge)
+- Fixed some inconsistent texturing
+
+### Changed
+- Moved directories of sounds, so that they will be affected by snd_musicvolume (and snd_ambientvolume if we add that) in a future code update
+
+### Added
+- Added the hexagonal holographic texture in spawnroom to denote player bounds
+
 ## [1.1] - 2021-10-26
 ### Fixed
 - Marked more teleports as being fail teleports