MOBILE-3609 lint: Allow underscores in private

.eslintrc.js

@@ -102,6 +102,12 @@ const appConfig = {
                 selector: 'property',
                 format: ['camelCase'],
             },
+            {
+                selector: 'property',
+                modifiers: ['private'],
+                format: ['camelCase'],
+                leadingUnderscore: 'allow',
+            },
         ],
         '@typescript-eslint/no-empty-function': 'error',
         '@typescript-eslint/no-empty-interface': 'off',
@@ -201,7 +207,6 @@ const appConfig = {
         'no-new-wrappers': 'error',
         'no-sequences': 'error',
         'no-trailing-spaces': 'error',
-        'no-underscore-dangle': 'error',
         'no-unused-labels': 'error',
         'no-var': 'error',
         'object-curly-spacing': ['error', 'always'],