Keyguard: it translation string add

Added a missing string for the discharging percentage
in the lockscreen.

Change-Id: I433ea096859ebb4714a5773564d5f35e45e65077
Keyguard: FR Translation add missing string

Change-Id: I3eae88f2e34569b0bf80e717afe118f7542cb53f
SystemUI: PL Translation

Credit goes to @xenu for this.

Change-Id: If7d3b12a5895c2527a1d2fb1385a3085427a47ce
SystemUI: FR Translation

Change-Id: Id1b6943dea0cb45e855db655227536cbf1158d25
SystemUI FR Translation: fix some translations.

Change-Id: Ifafa20431e996723202c94a35b6661972c7ffe66
Core PL Translations

Change-Id: I05396c3d71455e7dd1e2340e4a1a4581801f2399
PL : Cleanup duplicate