[ci] remove plugin publishing from core release workflow

Author: restjohn

.github/workflows/release.yaml

@@ -134,9 +134,3 @@ jobs:
           npm publish --access public $(ls -1 ngageoint-mage.service-*.tgz)
           npm publish --access public $(ls -1 ngageoint-mage.web-core-lib-*.tgz)
           npm publish --access public $(ls -1 ngageoint-mage.web-app-*.tgz)
-          check_version=$(tar xzOf ngageoint-mage.image.service-*.tgz package/package.json | json version)
-          echo "checking @ngageoint/mage.image.service@${check_version}"
-          [[ -n $(npm view @ngageoint/mage.image.service@${check_version} version) ]] || npm publish --access public $(ls -1 ngageoint-mage.image.service-*.tgz)
-          check_version=$(tar xzOf ngageoint-mage.nga-msi-*.tgz package/package.json | json version)
-          echo "checking @ngageoint/mage.nga-msi@${check_version}"
-          [[ -n $(npm view @ngageoint/mage.nga-msi@${check_version} version) ]] || npm publish --access public $(ls -1 ngageoint-mage.nga-msi-*.tgz)