[🐴] Don't submit the message on return press when on a phone (web input) (#4203)

move this to the `onKeyDown` prop

Revert "do the same for tablets"

This reverts commit 47c709e2734f2acf34f89dd5aca42a75a2b56270.

do the same for tablets

don't submit message if the device is a phone on web

move `onTouchStart` to `browser.ts` globals

src/lib/browser.native.ts

@@ -1,2 +1,3 @@
 export const isSafari = false
 export const isFirefox = false
+export const isTouchDevice = true

src/lib/browser.ts

@@ -2,5 +2,6 @@
 export const isSafari = /^((?!chrome|android).)*safari/i.test(
   navigator.userAgent,
 )
-
 export const isFirefox = /firefox|fxios/i.test(navigator.userAgent)
+export const isTouchDevice =
+  'ontouchstart' in window || navigator.maxTouchPoints > 1