feat(isMobilePhone): add Maldives dv-MV locale

chore: squashed #1829

Add locale for Maldives in mobile phone validator

Add tests for mobile numbers validation of maldives locale i.e. dv-MV

Update readme to add Maldives locale (dv-MV) in isMobilePhone documentation

Author: beprajwal

src/lib/isMobilePhone.js

@@ -29,6 +29,7 @@ const phones = {
   'de-AT': /^(\+43|0)\d{1,4}\d{3,12}$/,
   'de-CH': /^(\+41|0)([1-9])\d{1,9}$/,
   'de-LU': /^(\+352)?((6\d1)\d{6})$/,
+  'dv-MV': /^(\+?960)?(7[2-9]|91|9[3-9])\d{7}$/,
   'el-GR': /^(\+?30|0)?(69\d{8})$/,
   'en-AU': /^(\+?61|0)4\d{8}$/,
   'en-BM': /^(\+?1)?441(((3|7)\d{6}$)|(5[0-3][0-9]\d{4}$)|(59\d{5}))/,

test/validators.js

@@ -8343,6 +8343,23 @@ describe('Validators', () => {
           '66338855',
         ],
       },
+      {
+        locale: 'dv-MV',
+        valid: [
+          '+960973256874',
+          '781246378',
+          '+960766354789',
+          '+960912354789',
+        ],
+        invalid: [
+          '+96059234567',
+          '+96045789',
+          '7812463784',
+          '+960706985478',
+          '+960926985478',
+          'NotANumber',
+        ],
+      },
     ];
 
     let allValid = [];