Update dependency node to v16.18.0 (#320)

renovate[bot] · web-flow · commit 782c42e72f50 · 2022-10-20T14:27:11.000+09:00
Co-authored-by: renovate[bot] &lt;29139614+renovate[bot]@users.noreply.github.com&gt;
diff --git a/.tool-versions b/.tool-versions
@@ -1,2 +1,2 @@
-nodejs 16.9.0
+nodejs 16.18.0
 
