chore(deps): update commitlint monorepo to v20 (major) (scaleway#2644)

Co-authored-by: renovate[bot] <29139614+renovate[bot]@users.noreply.github.com>

Author: renovate[bot]

package.json

@@ -61,8 +61,8 @@
   },
   "devDependencies": {
     "@biomejs/biome": "2.3.8",
-    "@commitlint/cli": "19.8.1",
-    "@commitlint/config-conventional": "19.8.1",
+    "@commitlint/cli": "20.1.0",
+    "@commitlint/config-conventional": "20.0.0",
     "@manypkg/cli": "0.25.1",
     "@vitest/coverage-istanbul": "3.1.2",
     "@vitest/coverage-v8": "3.1.2",