React Native accessibility (#539)

* React Native accessibility

* First round of changes

* Latest update

* Checkpoint

* Wrap up

* Lint

* Remove unhelpful image hints

* Fix navigation

* Fix rebase and lint

* Mitigate an known issue with the password entry in login

* Fix composer dismiss

* Remove focus on input elements for web

* Remove i and npm

* pls work

* Remove stray declaration

* Regenerate yarn.lock

---------

Co-authored-by: Paul Frazee <pfrazee@gmail.com>

src/view/com/util/UserAvatar.tsx

@@ -150,6 +150,7 @@ export function UserAvatar({
             borderRadius: Math.floor(size / 2),
           }}
           source={{uri: avatar}}
+          accessibilityRole="image"
         />
       ) : (
         <DefaultAvatar size={size} />
@@ -167,7 +168,11 @@ export function UserAvatar({
     <View style={{width: size, height: size}}>
       <HighPriorityImage
         testID="userAvatarImage"
-        style={{width: size, height: size, borderRadius: Math.floor(size / 2)}}
+        style={{
+          width: size,
+          height: size,
+          borderRadius: Math.floor(size / 2),
+        }}
         contentFit="cover"
         source={{uri: avatar}}
         blurRadius={moderation?.blur ? BLUR_AMOUNT : 0}