CHANGELOG.md: setting 0.30.1 as next public release

Author: Ivansete-status

CHANGELOG.md

@@ -1,4 +1,4 @@
-## v0.30.0 (2024-07-01)
+## v0.30.1 (2024-07-03)
 
 ### Notes
 
@@ -9,7 +9,7 @@ explained in [nwaku-compose](https://github.com/waku-org/nwaku-compose/blob/1b56
 ### Release highlights
 
 * RLN_v2 is used. The maximum rate can be set to
-`N` messages per epoch, instead of just one meessage per epoch. See [this](https://github.com/waku-org/nwaku/issues/2345) for more details.
+`N` messages per epoch, instead of just one meessage per epoch. See [this](https://github.com/waku-org/nwaku/issues/2345) for more details. Notice that we established an epoch of 10 minutes.
 
 ### Changes