fix: remove unused env var (CycloneDX#2310)

Signed-off-by: Adam Setch <[email protected]>

Author: setchy

.github/workflows/repotests.yml

@@ -133,7 +133,7 @@ jobs:
           rm -rf /tmp/docker-images-* /tmp/atom-usages-* /tmp/atom-reachables-*
       - name: Setup pnpm
         uses: pnpm/action-setup@a7487c7e89a18df4991f7f222e4898a00d66ddda # v4.1.0
-      - name: Use Node.js ${{ env.NODE_VERSION }}
+      - name: Use Node.js
         uses: actions/setup-node@a0853c24544627f65ddf259abe73b1d18a591444 # v5.0.0
         with:
           node-version-file: .nvmrc