Updated the consent checkboxes for epgl

src/components/Connection/EPGLConnect/StepConsent.tsx

+import { Checkbox } from '@material-ui/core'
 import { useI18n } from 'cozy-ui/transpiled/react/providers/I18n'
 import React from 'react'
 
@@ -27,9 +28,8 @@ const StepConsent = ({
         <li>{t('auth.eglgrandlyon.consentLi2')}</li>
       </ul>
       <label htmlFor="dataConsentEpgl" className="inline">
-        <input
+        <Checkbox
           id="dataConsentEpgl"
-          type="checkbox"
           className="inputCheckbox"
           checked={formConsent.dataConsent}
           onChange={e =>
@@ -44,9 +44,8 @@ const StepConsent = ({
         />
       </label>
       <label htmlFor="contractConfirm" className="inline">
-        <input
+        <Checkbox
           id="contractConfirm"
-          type="checkbox"
           className="inputCheckbox"
           checked={formConsent.contractConfirm}
           onChange={e =>