fix(commitlint): ignore dependabot commits

Author: st0o0

commitlint.config.mjs

@@ -1,3 +1,4 @@
 export default {
-  extends: ['@commitlint/config-conventional']
+  extends: ['@commitlint/config-conventional'],
+  ignores: [(commit) => /^Signed-off-by: dependabot\[bot\]/m.test(commit)]
 };