Update Core SDK staging repo url

The old staging version of Core SDK got automatically deleted for some reason.

Discussion in slack:
https://salemove.slack.com/archives/C01F9K88SQZ/p1732545132319779?thread_ts=1732527166.629109&cid=C01F9K88SQZ

build.gradle

@@ -26,7 +26,7 @@ allprojects {
     // Needed for some automated and manual testing (e.g: acceptance tests)
     mavenLocal()
     //TODO switch to the release version before releasing core SDK
-    maven { url = "https://s01.oss.sonatype.org/content/repositories/comglia-1321" }
+    maven { url = "https://s01.oss.sonatype.org/content/repositories/comglia-1323" }
   }
 }