[libconnman-qt] fix tar_git error for commit 'Always emit countChanged() signal when it does'

e7daca14a2ce78662266021f9e4c290d7737a8cb should have been tagged with
[libconnman-qt] prefix , otherwise two consecutive git tags produce error
in OBS, if between those there isn't a single [tagged] commit

This dummy commit is:

Revert "Bump version to 1.0.52."

This reverts commit d49b9e4401bfc4a9bebcab2566e32f589e75caed.
Bump version to 1.0.52.