Added comment in CHANGELOG.md for both HDRP and LWRP.

com.unity.render-pipelines.high-definition/CHANGELOG.md

 ### Fixed
 - Fixed a shader preprocessor issue when compiling DebugViewMaterialGBuffer.shader against Metal target
 - Added a temporary workaround to Lit.hlsl to avoid broken lighting code with Metal/AMD
+- Fixed compilation errors on Nintendo Switch (limited XRSetting support).
 
 ### Added
 - Add option supportDitheringCrossFade on HDRP Asset to allow to remove shader variant during player build if needed

com.unity.render-pipelines.lightweight/CHANGELOG.md

 - GLES2 shader compiler error in IntegrationTests
 - Can't set RenderScale and ShadowDistance by script
 - VR Single Pass Instancing shadows
+- Fixed compilation errors on Nintendo Switch (limited XRSetting support).
 
 ## [2.0.0-preview]