fix: remove ipx dependency (now indirect via @netlify/images) (#7802)

* Initial plan

* chore: remove ipx dependency (now used indirectly via @netlify/images)

Co-authored-by: serhalp <1377702+serhalp@users.noreply.github.com>

---------

Co-authored-by: copilot-swe-agent[bot] <198982749+Copilot@users.noreply.github.com>
Co-authored-by: serhalp <1377702+serhalp@users.noreply.github.com>

Author: Copilot

package-lock.json

@@ -113,7 +113,6 @@
     "https-proxy-agent": "7.0.6",
     "inquirer": "8.2.7",
     "inquirer-autocomplete-prompt": "1.4.0",
-    "ipx": "3.1.1",
     "is-docker": "3.0.0",
     "is-stream": "4.0.1",
     "is-wsl": "3.1.0",