fix(i3): Check whether current ws is found (#826)
fix(i3): Check whether current ws is found (#826)

Fixes dereference of end() iterator in case current workspace is not found (#824).

Fixes #824
jaagr/lemonbuddy,jaagr/polybar,jaagr/lemonbuddy,jaagr/polybar,jaagr/polybar,jaagr/lemonbuddy