Update changelog for `6.5.0`
Update changelog for `6.5.0`

zucher/nativefier,gfpacheco/Nativefier,gfpacheco/Nativefier,gfpacheco/Nativefier,pixel9/nativefier,zucher/nativefier,faceair/nativefier-slack,jiahaog/Nativefier,faceair/nativefier-slack,skewedlines/Nativefier,pixel9/nativefier,jiahaog/Nativefier,pixel9/nativefier,zucher/nativefier,skewedlines/Nativefier,jiahaog/Nativefier,skewedlines/Nativefier