Only install clang in MemoryTest task (#2719)

.github/workflows/ci.yml

@@ -197,7 +197,13 @@ jobs:
       - name: Install packages
         run: |
           .github/workflows/linux-ci-helper.sh fedora:42
-          dnf install -y clang
+
+      - name: Install clang
+        run: |
+          dnf install -y \
+            clang \
+            libcxx \
+            libcxx-devel
 
       - name: Install Valgrind
         if: matrix.checktype == 'valgrind'

.github/workflows/linux-ci-helper.sh

@@ -306,7 +306,6 @@ elif [ "${CONTAINER_FULLNAME}" = "fedora:42" ] ||
     INSTALL_PACKAGES=(
         attr
         automake
-        clang
         curl
         curl-devel
         diffutils
@@ -319,8 +318,6 @@ elif [ "${CONTAINER_FULLNAME}" = "fedora:42" ] ||
         glibc-langpack-en
         java-latest-openjdk-headless
         jq
-        libcxx
-        libcxx-devel
         libstdc++-devel
         libxml2-devel
         mailcap