po/fr.po: Remove the unbreakable space before ! in the confirm string

This was probably really annoying for French people wanting to remove
essential packages, sorry about that.

Closes: #727680

po/fr.po

@@ -1507,7 +1507,7 @@ msgstr ""
 #. careful with hard to type or special characters (like non-breaking spaces)
 #: apt-private/private-install.cc:195
 msgid "Yes, do as I say!"
-msgstr "Oui, faites ce que je vous dis !"
+msgstr "Oui, faites ce que je vous dis !"
 
 #: apt-private/private-install.cc:197
 #, c-format