fix: prevent feature subgraphs from using other feature subgraphs as base subgraphs#2122

JivusAyrus merged 2 commits intomainwundergraph/cosmo:mainfrom

suvij/eng-7757-a-feature-subgraph-should-not-be-a-base-subgraphwundergraph/cosmo:suvij/eng-7757-a-feature-subgraph-should-not-be-a-base-subgraphCopy head branch name to clipboard