[Glitch] Add notifications when a reblogged status has been updated

Port front-end changes from 8f03b7a2fb to glitch-soc

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

app/javascript/flavours/glitch/reducers/settings.js

@@ -40,6 +40,7 @@ const initialState = ImmutableMap({
       mention: false,
       poll: false,
       status: false,
+      update: false,
     }),
 
     quickFilter: ImmutableMap({
@@ -59,6 +60,7 @@ const initialState = ImmutableMap({
       mention: true,
       poll: true,
       status: true,
+      update: true,
     }),
 
     sounds: ImmutableMap({
@@ -69,6 +71,7 @@ const initialState = ImmutableMap({
       mention: true,
       poll: true,
       status: true,
+      update: true,
     }),
   }),