[releng] Fix Maven <repository> ID

A name clash was introduced recently, as repo.eclipse.org is now used
within the HIPP's settings.xml. See
<https://repo.eclipse.org/content/repositories/recommenders-releases/>
for background.

Change-Id: I404348260eaed90a0d79515f257b373c51d21822
Signed-off-by: Andreas Sewe <andreas.sewe@codetrails.com>

releng/repositories/pom.xml

diff --git a/releng/repositories/pom.xml b/releng/repositories/pom.xml
index d97ce32..a392fdd 100644
--- a/releng/repositories/pom.xml
+++ b/releng/repositories/pom.xml
@@ -28,8 +28,8 @@
 
 	<repositories>
 		<repository>
-			<id>repo.eclipse.org</id>
-			<url>https://repo.eclipse.org/content/repositories/recommenders/</url>
+			<id>recommenders-releases</id>
+			<url>https://repo.eclipse.org/content/repositories/recommenders-releases/</url>
 		</repository>
 	</repositories>