fix(deps): update dependency conventional-changelog-conventionalcommi…

…ts to v4.6.3 (conventional-changelog#866)

Co-authored-by: Renovate Bot <renovate@whitesourcesoftware.com>
Co-authored-by: Benjamin E. Coe <bencoe@google.com>

package.json

@@ -40,7 +40,7 @@
     "chalk": "^2.4.2",
     "conventional-changelog": "3.1.25",
     "conventional-changelog-config-spec": "2.1.0",
-    "conventional-changelog-conventionalcommits": "4.6.1",
+    "conventional-changelog-conventionalcommits": "4.6.3",
     "conventional-recommended-bump": "6.1.0",
     "detect-indent": "^6.0.0",
     "detect-newline": "^3.1.0",