[Neue] Buttons (#5406)

* Re-align button sizing

(cherry picked from commit bcec243bb59dfe468313d98ba61f464d9750feec)

* Use large, small, tiny

(cherry picked from commit 1dc333c2993ab7f2e0ac750c0670dcec9a7069d0)

* Tweaks

src/screens/Deactivated.tsx

@@ -142,7 +142,7 @@ export function Deactivated() {
                 <View style={[a.gap_sm]}>
                   <Button
                     label={_(msg`Reactivate your account`)}
-                    size="medium"
+                    size="large"
                     variant="solid"
                     color="primary"
                     onPress={handleActivate}>
@@ -153,7 +153,7 @@ export function Deactivated() {
                   </Button>
                   <Button
                     label={_(msg`Cancel reactivation and log out`)}
-                    size="medium"
+                    size="large"
                     variant="solid"
                     color="secondary"
                     onPress={onPressLogout}>
@@ -212,7 +212,7 @@ export function Deactivated() {
                   </Text>
                   <Button
                     label={_(msg`Log in or sign up`)}
-                    size="medium"
+                    size="large"
                     variant="solid"
                     color="secondary"
                     onPress={() => setShowLoggedOut(true)}>