[#1230] Prepare releng for 2.9.0 release

Swtich baseline to 2.8.0

Signed-off-by: Nikifor Fedorov <nikifor.fedorov@arsysop.ru>

releng/org.eclipse.passage.parent/pom.xml

@@ -42,7 +42,7 @@
 		<cbi-snapshots-repo.url>https://repo.eclipse.org/content/repositories/cbi-snapshots/</cbi-snapshots-repo.url>
 
 		<eclipserun-repo>https://download.eclipse.org/eclipse/updates/4.26/R-4.26-202211231800/</eclipserun-repo>
-		<released.baseline>https://download.eclipse.org/passage/updates/release/2.7.1/</released.baseline>
+		<released.baseline>https://download.eclipse.org/passage/updates/release/2.8.0/</released.baseline>
 		<staging.baseline>https://download.eclipse.org/passage/drops/integration/latest/</staging.baseline>
 
 		<compare-version-with-baselines.skip>true</compare-version-with-baselines.skip>

releng/org.eclipse.passage.target/org.eclipse.passage.baseline.target

@@ -62,7 +62,7 @@
 			<unit id="org.eclipse.uml2.sdk.feature.group" version="0.0.0"/>
 		</location>
 		<location includeAllPlatforms="false" includeConfigurePhase="true" includeMode="planner" includeSource="true" type="InstallableUnit">
-			<repository location="https://download.eclipse.org/passage/updates/release/2.7.1/"/>
+			<repository location="https://download.eclipse.org/passage/updates/release/2.8.0/"/>
 			<unit id="org.eclipse.passage.lbc.execute.feature.feature.group" version="0.0.0"/>
 			<unit id="org.eclipse.passage.ldc.feature.feature.group" version="0.0.0"/>
 			<unit id="org.eclipse.passage.lic.define.feature.feature.group" version="0.0.0"/>