Add Display Activity

Separate activity with fixed-size surface

Bug: 389524419
Test: check if DisplayActivity shows something
Change-Id: I929e215439a0a3449c3f76a0b96f829261f00ee8
diff --git a/android/TerminalApp/AndroidManifest.xml b/android/TerminalApp/AndroidManifest.xml
index 53fdafc..c11b1a0 100644
--- a/android/TerminalApp/AndroidManifest.xml
+++ b/android/TerminalApp/AndroidManifest.xml
@@ -47,6 +47,11 @@
                 <category android:name="android.intent.category.DEFAULT" />
             </intent-filter>
         </activity>
+        <activity android:name=".DisplayActivity"
+            android:screenOrientation="landscape"
+            android:resizeableActivity="false"
+            android:theme="@style/FullscreenTheme"
+            android:configChanges="orientation|screenSize|keyboard|keyboardHidden|navigation|uiMode|screenLayout|smallestScreenSize" />
         <activity android:name=".SettingsActivity"
             android:label="@string/action_settings" />
         <activity android:name=".SettingsDiskResizeActivity"