fix: close session after credential test and deprecate project ID field#8

Kylejeong2 merged 1 commit intomainbrowserbase/n8n-node:mainfrom

kylejeong/gro-1207-fix-n8n-node-credentialing-ping-and-deprecate-project-idbrowserbase/n8n-node:kylejeong/gro-1207-fix-n8n-node-credentialing-ping-and-deprecate-project-idCopy head branch name to clipboard