Merge pull request #119 from cwasicki/rel

Update release notes

Author: cwasicki

RELEASE_NOTES.md

@@ -9,6 +9,7 @@
 
 - The minimum allowed version of `protobuf` and `grpcio` has been updated to 6.31.1 and 1.72.1 respectively, you might also need to bump your dependencies accordingly.
 - The fields `start` and `end` in `TimeFilter` have been renamed to `start_time` and `end_time` respectively. Apps that implement this API should take care.
+- Widen dependency range for `frequenz-api-common` to also support v0.8.x.
 
 ## New Features