ci: Exclude cyclonedx on Ubuntu 14.04

```
+ cyclonedx --version
cyclonedx: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.20' not found (required by cyclonedx)
cyclonedx: /usr/lib/x86_64-linux-gnu/libstdc++.so.6: version `GLIBCXX_3.4.21' not found (required by cyclonedx)
```

.github/workflows/ci.yml

@@ -207,7 +207,7 @@ jobs:
       - run: rm -- Cargo.toml
       - name: Generate tool list
         id: tool-list
-        run: tools/ci/tool-list.sh >>"${GITHUB_OUTPUT}"
+        run: tools/ci/tool-list.sh "" "${{ matrix.container }}" >>"${GITHUB_OUTPUT}"
       # remove bash installed by checkout-action
       - run: apk --no-cache del bash
         shell: sh

tools/ci/tool-list.sh

@@ -62,6 +62,7 @@ case "${1:-}" in
     exit 1
     ;;
 esac
+runner="${2:-}"
 case "$(uname -s)" in
   Linux)
     host_os=linux
@@ -111,6 +112,9 @@ case "$(uname -s)" in
     if ! type -P apt-get >/dev/null; then
       incompat_tools+=(cyclonedx)
     fi
+    if [[ "${runner}" == "ubuntu:14.04" ]]; then
+      incompat_tools+=(cyclonedx)
+    fi
     ;;
   Darwin) host_os=macos ;;
   MINGW* | MSYS* | CYGWIN* | Windows_NT) host_os=windows ;;