chore(deps): update node exporter to 1.12.1 - #9398

  3 files  ±0   14 suites  ±0   56s ⏱️ +7s
415 tests ±0  415 ✅ ±0  0 💤 ±0  0 ❌ ±0 
418 runs  ±0  418 ✅ ±0  0 💤 ±0  0 ❌ ±0 

Results for commit a6aa6dd. ± Comparison against earlier commit a809912.