[OPENJDK-2372] singleton-jdk: force-set more java alternatives

This is to fix a race situation where, sometimes, removing JDK8
after installing JDK11 results in the jre_openjdk link group
being empty. For further information

    https://issues.redhat.com/browse/OPENJDK-2372
    https://issues.redhat.com/browse/RHEL-3437
    https://issues.redhat.com/browse/RHEL-3444

Signed-off-by: Jonathan Dowland <[email protected]>

Author: jmtd

modules/singleton-jdk/configure.sh

@@ -16,4 +16,7 @@ fi
 rpm -e --nodeps $(rpm -qa java-* | grep -v "^java-${JAVA_VERSION}-${JAVA_VENDOR}")
 
 # workaround for https://bugzilla.redhat.com/show_bug.cgi?id=2089626
-alternatives --set java "java-${JAVA_VERSION}-${JAVA_VENDOR}.$(uname -m)"
+_arch="$(uname -m)"
+for alt in java javac java_sdk_openjdk jre_openjdk; do
+  alternatives --set "$alt" "$java-${JAVA_VERSION}-${JAVA_VENDOR}.${_arch}"
+done