More error handling fixes

client/coral-admin/src/components/AdminLogin.js

@@ -35,7 +35,7 @@ class AdminLogin extends React.Component {
     const {errorMessage, loginMaxExceeded, recaptchaPublic} = this.props;
     const signInForm = (
       <form onSubmit={this.handleSignIn}>
-        {errorMessage && <Alert>{t(`errors.${errorMessage}`)}</Alert>}
+        {errorMessage && <Alert>{t(`error.${errorMessage}`)}</Alert>}
         <TextField
           label='Email Address'
           value={this.state.email}

client/coral-admin/src/services/notification.js

@@ -18,7 +18,7 @@ export function showMutationErrors(err) {
   errors.forEach((err) => {
     console.error(err);
     toast(
-      err.translation_key ? t(`errors.${err.translation_key}`) : err,
+      err.translation_key ? t(`error.${err.translation_key}`) : err,
       {type: 'error'}
     );
   });