feat(isMobilePhone): add Cambodia (km-KH) phone number regex

Author: Sagar141005

src/lib/isMobilePhone.js

@@ -26,6 +26,7 @@ const phones = {
   'bg-BG': /^(\+?359|0)?8[789]\d{7}$/,
   'bn-BD': /^(\+?880|0)1[13456789][0-9]{8}$/,
   'ca-AD': /^(\+376)?[346]\d{5}$/,
+  'ci-CI': /^(\+?225)?(0[157])\d{8}$/,
   'cs-CZ': /^(\+?420)? ?[1-9][0-9]{2} ?[0-9]{3} ?[0-9]{3}$/,
   'da-DK': /^(\+?45)?\s?\d{2}\s?\d{2}\s?\d{2}\s?\d{2}$/,
   'de-DE': /^((\+49|0)1)(5[0-25-9]\d|6([23]|0\d?)|7([0-57-9]|6\d))\d{7,9}$/,