[Glitch] Enable ESLint react/no-deprecated

Port b878e3d8df to glitch-soc

Signed-off-by: Claire <claire.github-309c@sitedethib.com>

app/javascript/flavours/glitch/features/reblogs/index.jsx

@@ -32,13 +32,13 @@ class Reblogs extends ImmutablePureComponent {
     intl: PropTypes.object.isRequired,
   };
 
-  componentWillMount () {
+  UNSAFE_componentWillMount () {
     if (!this.props.accountIds) {
       this.props.dispatch(fetchReblogs(this.props.params.statusId));
     }
   }
 
-  componentWillReceiveProps(nextProps) {
+  UNSAFE_componentWillReceiveProps(nextProps) {
     if (nextProps.params.statusId !== this.props.params.statusId && nextProps.params.statusId) {
       this.props.dispatch(fetchReblogs(nextProps.params.statusId));
     }