Update changelogs

Author: korken89

rtic-macros/CHANGELOG.md

@@ -10,6 +10,7 @@ For each category, *Added*, *Changed*, *Fixed* add new entries at the top!
 ### Added
 
 - Unstable ESP32-C3 support.
+- RTIC v2 now works on stable.
 
 ### Changed
 

rtic-monotonics/CHANGELOG.md

@@ -7,6 +7,10 @@ For each category, *Added*, *Changed*, *Fixed* add new entries at the top!
 
 ## Unreleased
 
+### CHanged
+
+- Removed unused `rust-toolchain.toml`
+
 ## v1.5.0 - 2024-01-10
 
 ### Changed

rtic/CHANGELOG.md

@@ -18,6 +18,8 @@ For each category, *Added*, *Changed*, *Fixed* add new entries at the top!
 
 ### Changed
 
+- RTIC v2 now works on stable.
+
 ## [v2.0.1] - 2023-07-25
 
 ### Added