[JENKINS-72780] The key value for the build notification is an UUID which couldn't be filter in required build feature of Bitbucket

Change the logic that trim the key at the end instead in the middle. Most important part of the path is the head

Author: nfalco79

src/main/java/com/cloudbees/jenkins/plugins/bitbucket/server/client/BitbucketServerAPIClient.java

@@ -101,6 +101,7 @@
 
 import static java.util.Objects.requireNonNull;
 import static org.apache.commons.lang.StringUtils.abbreviate;
+import static org.apache.commons.lang.StringUtils.substring;
 
 /**
  * Bitbucket API client.
@@ -499,7 +500,7 @@ public void postBuildStatus(@NonNull BitbucketBuildStatus status) throws IOExcep
 
         String key = status.getKey();
         if (StringUtils.length(key) > 255) {
-            newStatus.setKey(abbreviate(key, 255 - 33) + '/' + DigestUtils.md5Hex(key));
+            newStatus.setKey(substring(key, 0, 255 - 33) + '/' + DigestUtils.md5Hex(key));
         }
 
         String url = UriTemplate.fromTemplate(this.baseURL + API_COMMIT_STATUS_PATH)

src/test/java/com/cloudbees/jenkins/plugins/bitbucket/server/client/BitbucketServerAPIClientTest.java

@@ -118,6 +118,7 @@ void verify_status_notitication_key_max_length() throws Exception {
             assertThatJson(json).node("key")
                 .isString()
                 .hasSize(255)
+                .startsWith(longKey.substring(0, 255 - 33))
                 .endsWith('/' + DigestUtils.md5Hex(longKey));
         }
     }