Updating changeset text.

Author: mcottontensor

.changeset/heavy-masks-mate.md

@@ -5,4 +5,5 @@
 '@epicgames-ps/lib-pixelstreamingcommon-ue5.7': patch
 ---
 
-Addressing security issues raised by dependabot. (glob, js-yaml, playwright).
+- Addressing security issues raised by dependabot. (glob, js-yaml, playwright)
+- Added lint npm script to the root project. Running `npm run lint` will now run linting over all packages.