Fix markdown errors picked up by new markdownlint
What does this Merge Request do and why?
This MR fixes some markdown errors that are now being picked up since !2188 (merged) was merged.
Merge Request checklist
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This change is backward compatible. If not, please include steps to communicate to our users. -
Tests added for new functionality. If not, please raise Issue to follow-up. -
Documentation added/updated, if needed. -
gdk doctor
test added, if needed. -
Add the ~highlight
label if this MR should be included in theCHANGELOG.md
.