install libclang-rt-19-dev manually fixup

Author: vszakats

_ci-linux-debian.sh

@@ -15,7 +15,10 @@ dl=''
 
 if [[ "${CW_CONFIG:-}" != *'gcc'* ]]; then
   [ -n "${CW_CCSUFFIX:-}" ] || export CW_CCSUFFIX='-19'
-  extra+=" llvm${CW_CCSUFFIX} clang${CW_CCSUFFIX} lld${CW_CCSUFFIX} libclang-rt${CW_CCSUFFIX}-dev"
+  extra+=" llvm${CW_CCSUFFIX} clang${CW_CCSUFFIX} lld${CW_CCSUFFIX}"
+  if [ "${CW_CCSUFFIX}" != '-15' ]; then
+    extra+=" libclang-rt${CW_CCSUFFIX}-dev"
+  fi
 fi
 
 [[ "${CW_CONFIG:-}" = *'boringssl'* ]] && extra+=' golang'