Revert "Replace '\' symbols with '\\' in comptime.sh"

This reverts commit 0b7a4ff4e0.

comptime.sh

@@ -17,7 +17,7 @@ EOF
 
 versiongit() {
 	gitbranch="$(git rev-parse --abbrev-ref HEAD)"
-	gitversion="$(git show --pretty=format:'%h %s' -s HEAD | sed 's/"/\\"/g' | sed 's/\\/\\\\/g')"
+	gitversion="$(git show --pretty=format:'%h %s' -s HEAD | sed 's/"/\\"/g')"
 	version "$gitbranch" "$gitversion";
 	exit 0
 }