Bump com.gradle:develocity-maven-extension from 1.21 to 1.21.1

Bumps com.gradle:develocity-maven-extension from 1.21 to 1.21.1.

---
updated-dependencies:
- dependency-name: com.gradle:develocity-maven-extension
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>

.mvn/extensions.xml

@@ -24,7 +24,7 @@
   <extension>
     <groupId>com.gradle</groupId>
     <artifactId>develocity-maven-extension</artifactId>
-    <version>1.21</version>
+    <version>1.21.1</version>
   </extension>
   <extension>
     <groupId>com.gradle</groupId>