fixup! meson: ci: dontmerge: Add additional CI coverage

Author: anarazel

src/tools/ci/docker/linux_opensuse_tumbleweed

@@ -17,7 +17,7 @@ RUN \
   \
   bison \
   ccache \
-  clang \
+  clang15 \
   flex \
   gcc \
   gcc-c++ \
@@ -34,7 +34,7 @@ RUN \
   libxml2-devel \
   libxslt-devel \
   libzstd-devel \
-  llvm-devel \
+  llvm15-devel \
   pam-devel \
   python38-devel \
   readline-devel \