Add missing OSDU mvn repo

testing/indexer-test-azure/pom.xml

@@ -32,7 +32,19 @@
         <azure.keyvault.version>4.1.0</azure.keyvault.version>
         <junit.jupiter.version>5.6.0</junit.jupiter.version>
     </properties>
-
+    <!-- indexer test core depends on core libraries in OSDU, so the repository needs to be configured -->
+    <repositories>
+        <repository>
+            <id>os-core</id>
+            <url>https://pkgs.dev.azure.com/slb-des-ext-collaboration/_packaging/os-core/maven/v1</url>
+            <releases>
+                <enabled>true</enabled>
+            </releases>
+            <snapshots>
+                <enabled>true</enabled>
+            </snapshots>
+        </repository>
+    </repositories>
     <dependencies>
 
         <!-- Internal packages -->