Update contributing guide and changelog.

Author: nedtwigg

CONTRIBUTING.md

@@ -207,7 +207,7 @@ If it doesn't work, you can check the JitPack log at `https://jitpack.io/com/git
 
 ### Maven
 
-Run `./gradlew publishToMavenLocal` to publish this to your local repository. The maven plugin is not published to JitPack due to [jitpack/jitpack.io#4112](https://github.com/jitpack/jitpack.io/issues/4112).
+Run `./gradlew publishToMavenLocal` to publish this to your local repository. You can also use the JitPack artifacts, using the same principles as Gradle above.
 
 ## License
 

plugin-maven/CHANGES.md

@@ -5,6 +5,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 ## [Unreleased]
 ### Added
 * A synthesis log with the number of considered files is added after each formatter execution ([#1507](https://github.com/diffplug/spotless/pull/1507))
+* Any commit of the Spotless maven plugin now available via JitPack ([#1547](https://github.com/diffplug/spotless/pull/1547))
 
 ## [2.31.0] - 2023-01-26
 ### Added