Update lang/lang_en_fr.txt

Co-authored-by: awenelo <56133692+awenelo@users.noreply.github.com>

lang/lang_en_fr.txt

@@ -652,7 +652,7 @@
 
 #MSG_HIGH_POWER c=10
 "High power"
-"Haute puiss"
+"Haut.puiss"
 
 #MSG_MMU_CONNECTED c=18
 "MMU2 connected"