PasscodeActivityIT: add short sleep after closing keyboard

Signed-off-by: Álvaro Brey Vilas <alvaro.brey@nextcloud.com>

app/src/androidTest/java/com/owncloud/android/ui/activity/PassCodeActivityIT.kt

@@ -42,6 +42,8 @@ class PassCodeActivityIT : AbstractIT() {
 
         sut.runOnUiThread { sut.binding.txt0.clearFocus() }
         Espresso.closeSoftKeyboard()
+        shortSleep()
+        waitForIdleSync()
 
         screenshot(sut)
     }
@@ -55,6 +57,8 @@ class PassCodeActivityIT : AbstractIT() {
 
         sut.runOnUiThread { sut.binding.txt0.clearFocus() }
         Espresso.closeSoftKeyboard()
+        shortSleep()
+        waitForIdleSync()
 
         screenshot(sut)
     }
@@ -68,6 +72,8 @@ class PassCodeActivityIT : AbstractIT() {
 
         sut.runOnUiThread { sut.binding.txt0.clearFocus() }
         Espresso.closeSoftKeyboard()
+        shortSleep()
+        waitForIdleSync()
 
         screenshot(sut)
     }