Update android files

android/app/src/main/AndroidManifest.xml

@@ -1,10 +1,5 @@
-<manifest xmlns:android="http://schemas.android.com/apk/res/android"
-          package="com.example.sheetless">
-    <uses-permission android:name="android.permission.READ_EXTERNAL_STORAGE"/>
-    <uses-permission android:name="android.permission.WRITE_EXTERNAL_STORAGE"/>
-    <uses-permission android:name="android.permission.MANAGE_EXTERNAL_STORAGE"/>
+<manifest xmlns:android="http://schemas.android.com/apk/res/android">
     <application
-        android:requestLegacyExternalStorage="true"
         android:label="sheetless"
         android:name="${applicationName}"
         android:icon="@mipmap/ic_launcher">
@@ -12,6 +7,7 @@
             android:name=".MainActivity"
             android:exported="true"
             android:launchMode="singleTop"
+            android:taskAffinity=""
             android:theme="@style/LaunchTheme"
             android:configChanges="orientation|keyboardHidden|keyboard|screenSize|smallestScreenSize|locale|layoutDirection|fontScale|screenLayout|density|uiMode"
             android:hardwareAccelerated="true"
@@ -21,9 +17,9 @@
                  while the Flutter UI initializes. After that, this theme continues
                  to determine the Window background behind the Flutter UI. -->
             <meta-data
-                android:name="io.flutter.embedding.android.NormalTheme"
-                android:resource="@style/NormalTheme"
-                />
+              android:name="io.flutter.embedding.android.NormalTheme"
+              android:resource="@style/NormalTheme"
+              />
             <intent-filter>
                 <action android:name="android.intent.action.MAIN"/>
                 <category android:name="android.intent.category.LAUNCHER"/>
@@ -35,4 +31,15 @@
             android:name="flutterEmbedding"
             android:value="2" />
     </application>
+    <!-- Required to query activities that can process text, see:
+         https://developer.android.com/training/package-visibility and
+         https://developer.android.com/reference/android/content/Intent#ACTION_PROCESS_TEXT.
+
+         In particular, this is used by the Flutter engine in io.flutter.plugin.text.ProcessTextPlugin. -->
+    <queries>
+        <intent>
+            <action android:name="android.intent.action.PROCESS_TEXT"/>
+            <data android:mimeType="text/plain"/>
+        </intent>
+    </queries>
 </manifest>