Merge branch '634-accessibilite-lien-sau' into 'dev'

fix(accessibility): SAU Link

See merge request !1140

src/components/Options/HelpLink/HelpLink.tsx

@@ -20,6 +20,7 @@ const HelpLink = () => {
         <Link
           className="help-card-link"
           onClick={() => dispatch(openFeedbackModal(true))}
+          tabIndex={0}
         >
           <div className="card">
             <div className="help-card">

src/components/Options/__snapshots__/OptionsView.spec.tsx.snap

@@ -217,6 +217,7 @@ exports[`OptionsView component should be rendered correctly 1`] = `
         </div>
         <a
           class="MuiTypography-root MuiLink-root MuiLink-underlineHover help-card-link MuiTypography-colorPrimary"
+          tabindex="0"
         >
           <div
             class="card"