update gitignore
update gitignore

toarikaplan/Syn66DD,toarikaplan/DexDripSS2,francesc0-cgm/xDrip-Experimental,t1djoe/Old_DexDrip,toarikaplan/fake_HM10,syntaxerr66/DexDrip,toarikaplan/jtstevensogDexDrip,toarikaplan/DexDripSS2,Lukevos/DexDrip,toarikaplan/jtstevensogDexDrip,toarikaplan/jtstevensogDexDrip,Lukevos/DexDrip,toarikaplan/DexDripSS2,Lukevos/DexDrip