Added Swiss High German keymap.

source: https://github.com/kernc/logkeys/issues/121

keymaps/de_CH.map

+<Esc>
+1 + |
+2 " @
+3 * #
+4 ç ¼
+5 % ½
+6 & ¬
+7 / |
+8 ( ¢
+9 ) ]
+0 = }
+' ? '
+^ ` ~
+<BckSp>
+<Tab>
+q Q @
+w W ł
+e E €
+r R ¶
+t T ŧ
+z Z ←
+u U ↓
+i I →
+o O ø
+p P þ
+ü è [
+" ! ]
+<Enter>
+<Lctrl>
+a A æ
+s S ß
+d D ð
+f F đ
+g G ŋ
+h H ħ
+j J j
+k K ĸ
+l L ł
+ö é '
+ä à {
+§ ° ¬
+<LShft>
+$ £ }
+y Y «
+x X »
+c C ¢
+v V “
+b B ”
+n N n
+m M µ
+, ;
+. : ·
+- _
+<RShft>
+<KP*>
+<LAlt>
+ 
+<CpsLk>
+<F1>
+<F2>
+<F3>
+<F4>
+<F5>
+<F6>
+<F7>
+<F8>
+<F9>
+<F10>
+<NumLk>
+<ScrLk>
+<KP7>
+<KP8>
+<KP9>
+<KP->
+<KP4>
+<KP5>
+<KP6>
+<KP+>
+<KP1>
+<KP2>
+<KP3>
+<KP0>
+<KP.>
+< > \
+<F11>
+<F12>
+<KPEnt>
+<RCtrl>
+<KP/>
+<PrtSc>
+<AltGr>
+<Break>
+<Home>
+<Up>
+<PgUp>
+<Left>
+<Right>
+<End>
+<Down>
+<PgDn>
+<Ins>
+<Del>
+<Pause>
+<LMeta>
+<RMeta>
+<Menu>