Use SimRel staging repository again

Author: basilevs

releng/target-platforms/latest/ide.target

@@ -17,7 +17,7 @@
 <repository location="https://download.eclipse.org/nebula/archive/releases/latest/"/>
 </location>
 <location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
-<repository location="https://download.eclipse.org/releases/2026-06/"/>
+<repository location="https://download.eclipse.org/staging/2026-06/"/>
 <unit id="jakarta.activation-api" version="0.0.0"/>
 <unit id="jakarta.xml.bind-api" version="0.0.0"/>
 <unit id="jakarta.servlet-api" version="0.0.0"/>
@@ -51,7 +51,6 @@
 	</location>
 	<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
 		<repository location="https://download.eclipse.org/tools/orbit/downloads/drops/R20211213173813/repository"/>
-		<unit id="org.apache.commons.codec" version="0.0.0"/>
 		<unit id="org.apache.poi" version="4.1.1.v20200604-1524"/>
 		<unit id="org.apache.poi.ooxml" version="4.1.1.v20200820-1148"/>
 	</location>