[Wallet] Add Japan to restricted CP-DOTO countries (#5708)

### Description

This PR adds Japan to the list of restricted CP-DOTO countries.

### Tested

Updated tests.

### Related issues

- Fixes #5706

### Backwards compatibility

Yes

packages/mobile/src/flags.ts

@@ -20,6 +20,7 @@ export const pausedFeatures = {
 // Using 2 letters alpha code. See https://en.wikipedia.org/wiki/ISO_3166-1_alpha-2
 export const countryFeatures = {
   RESTRICTED_CP_DOTO: {
+    JP: true,
     PH: true,
   },
   SANCTIONED_COUNTRY: {

packages/mobile/src/utils/countryFeatures.test.ts

@@ -33,6 +33,21 @@ describe(getCountryFeaturesSelector, () => {
     `)
   })
 
+  it('returns the appropriate features for JP accounts', () => {
+    const state = getMockStoreData({
+      account: {
+        defaultCountryCode: '+81',
+      },
+    })
+
+    expect(getCountryFeaturesSelector(state)).toMatchInlineSnapshot(`
+      Object {
+        "RESTRICTED_CP_DOTO": true,
+        "SANCTIONED_COUNTRY": false,
+      }
+    `)
+  })
+
   it('returns the appropriate features for CU accounts', () => {
     const state = getMockStoreData({
       account: {