make git submodule version checks use -C with relative --git-dir instead of absolute --git-dir.
With absolute --git-dir, we are unable to find the .gitmodules.
1 parent c41d3e2 commit c9e6686a9e570c79179e937d389c6faaaeca97e5
@FeepingCreature FeepingCreature authored on 8 Oct 2019
Mathis Beer committed on 22 Oct 2019
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source/dub/git.d
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source/dub/package_.d