[L10N] Revert "set fallback to False for L10N, update from trunk r11428"

fallback is set to False by default

This reverts commit 9cf605628c9458cd7269df3f448520d36de23e38.

Change-Id: Ie343c69dff4dc492702bb89eefc9fbe63dbddcde
[L10N] set translation fallback=True for fix message

needed since fallback is False per default

Change-Id: I1e57ecf1527ae2be76529938c6f059c79da216ec
Merge "[L10N] Revert "set fallback to False for L10N, update from trunk r11428""
Merge "[L10N] set translation fallback=True for fix message"