feat(core): Stop loading community nodes from node_modules

[netroy]

All community nodes should be installed in ~/.n8n/nodes.

N8N-6251

[github-actions]

Great PR! Please pay attention to the following items before merging:

Files matching packages/**:

• If fixing bug, added test to cover scenario.
• If addressing forum or Github issue, added link to description.

Files matching packages/**/*.ts:

• Added unit tests to cover new or updated functionality.

Make sure to check off this list before asking for review.

[codecov]

Codecov Report

❗ No coverage uploaded for pull request base (release-v1@16d5579). Click here to learn what that means.
Patch has no changes to coverable lines.

❗ Current head 1bb9301 differs from pull request most recent head e444031. Consider uploading reports for the commit e444031 to get more accurate results

Additional details and impacted files

@@              Coverage Diff              @@
##             release-v1    #6396   +/-   ##
=============================================
  Coverage              ?   28.24%           
=============================================
  Files                 ?     2981           
  Lines                 ?   185168           
  Branches              ?    20296           
=============================================
  Hits                  ?    52294           
  Misses                ?   132087           
  Partials              ?      787           

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[janober]

Got released with n8n@1.0.5