Add Open URL accessibilityId

app/src/main/java/org/thoughtcrime/securesms/onboarding/LandingActivity.kt

@@ -111,7 +111,7 @@ class LandingActivity : BaseActionBarActivity() {
                 modifier = Modifier
                     .width(262.dp)
                     .align(Alignment.CenterHorizontally),
-                contentDescription = GetString(R.string.AccessibilityId_privacy_policy_link),
+                contentDescription = GetString(R.string.AccessibilityId_open_url),
                 fontSize = 11.sp,
                 lineHeight = 13.sp
             ) { openDialog() }

app/src/main/res/values/strings.xml

@@ -1115,4 +1115,5 @@
     <string name="AccessibilityId_error_message">Error message</string>
     <string name="AccessibilityId_hide_recovery_password_button">Hide recovery password button</string>
     <string name="AccessibilityId_confirm_button">Confirm button</string>
+    <string name="AccessibilityId_open_url">Open URL</string>
 </resources>