Merge branch 'add-rhel-9.6' into 'develop'

Add RHEL9.6 to list of supported distributions

See merge request oai/openairinterface5g!3431

cmake_targets/tools/build_helper

@@ -123,6 +123,8 @@ check_supported_distribution() {
         "rhel9.3")     return 0 ;;
         "rhel9.4")     return 0 ;;
         "rhel9.5")     return 0 ;;
+        "rhel9.6")     return 0 ;;
+        "rhel9.7")     return 0 ;;
         "centos9")     return 0 ;; # CentOS stream
         "rocky8.7")    return 0 ;;
         "rocky8.8")    return 0 ;;
@@ -132,6 +134,8 @@ check_supported_distribution() {
         "rocky9.3")    return 0 ;;
         "rocky9.4")    return 0 ;;
         "rocky9.5")    return 0 ;;
+        "rocky9.6")    return 0 ;;
+        "rocky9.7")    return 0 ;;
     esac
     return 1
 }

docker/Dockerfile.clang.rhel9

@@ -32,7 +32,7 @@ WORKDIR /oai-ran
 COPY . .
 
 #only install LLVM (clang, ...) for this container, the others don't need it
-RUN dnf install -y llvm-toolset
+RUN dnf install -y --allowerasing llvm-toolset
 
 #run build_oai to build the target image
 RUN /bin/sh oaienv && \