chore: use npm publish over yarn publish

Author: Michael Dougall

package.json

@@ -14,7 +14,7 @@
     "cut-version": "yarn pre-cut-version && lerna publish --conventional-commits --skip-npm && yarn post-cut-version",
     "cut-version-beta": "yarn pre-cut-version && lerna publish --skip-npm --npm-tag beta && yarn post-cut-version",
     "post-cut-version": "git push && git push --tags",
-    "push-to-npm": "lerna exec --no-bail -- yarn publish",
+    "push-to-npm": "lerna exec --no-bail -- npm publish",
     "codecov": "echo \"not implemented\"",
     "storybook": "start-storybook -p 6006",
     "build-storybook": "build-storybook --output-dir docs",