Update dependencies on 'dev' in qt/qttranslations

Change-Id: I924eb93404d74c66989988fb0f41815370f382cc
Reviewed-by: Simon Hausmann <simon.hausmann@qt.io>

dependencies.yaml

 dependencies:
   ../qttools:
-    ref: 2fd69f5cc792d4499bf036f5f3fefd7919c39f0f
+    ref: af80aa51170aaed1031aed34b02fc182930b23b7
     required: true