Add link to PR to CHANGES.md

Author: awa-xima

CHANGES.md

@@ -11,7 +11,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 
 ## [Unreleased]
 ### Added
-* Allow specifying path to Biome JSON config file directly in `biome` step. Requires biome 2.x.
+* Allow specifying path to Biome JSON config file directly in `biome` step. Requires biome 2.x. ([#2548](https://github.com/diffplug/spotless/pull/2548))
 
 ## [3.2.0] - 2025-07-07
 ### Added

plugin-gradle/CHANGES.md

@@ -4,7 +4,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 
 ## [Unreleased]
 ### Added
-* Allow specifying path to Biome JSON config file directly in `biome` step. Requires biome 2.x.
+* Allow specifying path to Biome JSON config file directly in `biome` step. Requires biome 2.x. ([#2548](https://github.com/diffplug/spotless/pull/2548))
 
 ## [7.1.0] - 2025-07-07
 ### Added

plugin-maven/CHANGES.md

@@ -4,7 +4,7 @@ We adhere to the [keepachangelog](https://keepachangelog.com/en/1.0.0/) format (
 
 ## [Unreleased]
 ### Added
-* Allow specifying path to Biome JSON config file directly in `biome` step. Requires biome 2.x.
+* Allow specifying path to Biome JSON config file directly in `biome` step. Requires biome 2.x. ([#2548](https://github.com/diffplug/spotless/pull/2548))
 
 ## [2.45.0] - 2025-07-07
 ### Added