fix(transformer): find last modified date form commit on submodule (#1831)

dralagen

2025-03-19 bcde2abcb20ad02a0c3f1430b9d620ee60e6cb63

 quartz/components/styles/backlinks.scss

@@ -1,5 +1,7 @@
@use "../../styles/variables.scss" as *;

.backlinks {
  position: relative;
  flex-direction: column;

  & > h3 {
    font-size: 1rem;