Move pkg_name from versions to build section #30

Job	Run time
build / detect	5s
build / build (14-pkg-latest, PG_VERSION=14 BASE_VERSION=15, false, app, Containerfile.pkg)	7m 49s
build / build (14, PG_VERSION=14 BASE_VERSION=15-quarterly, 14-pkg, false, app, Containerfile.pkg)	8m 27s
build / build (17-pkg-latest, PG_VERSION=17 BASE_VERSION=15, pkg-latest, false, app, Containerfile.pkg)	8m 58s
build / build (17, PG_VERSION=17 BASE_VERSION=15-quarterly, 17-pkg pkg latest, false, app, Containerfile....	9m 29s
build / test-compose	0s
build / commit-sbom	7s
build / notify-status	0s
	34m 55s

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