Fixes a subtle date problem in the French translation file. Closes #4581.
Fixes a subtle date problem in the French translation file. Closes #4581.

h4ck3rm1k3/shotwell,h4ck3rm1k3/shotwell,polymeris/shotwell,Sanva/shotwell-gsoc,polymeris/shotwell,damianmoore/shotwell,h4ck3rm1k3/shotwell,jimbonator/shotwell,ritchiewilson/shotwell,Sanva/shotwell-gsoc,ritchiewilson/shotwell,jimbonator/shotwell,damianmoore/shotwell,abrauchli/shotwell,jimbonator/shotwell,ritchiewilson/shotwell,abrauchli/shotwell,abrauchli/shotwell,Sanva/shotwell-gsoc,damianmoore/shotwell,polymeris/shotwell