[maps-android] fix AndroidManifest in example app (#9020)

GitOrigin-RevId: 5dda4d334233cd9613a188681b3a7beb10201d00

Author: natiginfo

app/src/main/AndroidManifest.xml

@@ -498,18 +498,6 @@
                 android:name="android.support.PARENT_ACTIVITY"
                 android:value=".ExampleOverviewActivity" />
         </activity>
-        <activity
-            android:name=".examples.IndoorExampleActivity"
-            android:description="@string/description_indoor"
-            android:exported="true"
-            android:label="@string/activity_indoor">
-            <meta-data
-                android:name="@string/category"
-                android:value="@string/category_lab" />
-            <meta-data
-                android:name="android.support.PARENT_ACTIVITY"
-                android:value=".ExampleOverviewActivity" />
-        </activity>
         <activity
             android:name=".examples.TextureViewActivity"
             android:description="@string/description_texture_view"
@@ -1471,4 +1459,4 @@
                 android:value=".ExampleOverviewActivity" />
         </activity>
     </application>
-</manifest>
+</manifest>

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

@@ -190,10 +190,6 @@
     <string name="color_theme_monochrome">Monochrome</string>
     <string name="color_theme_toggle_atmosphere">Use theme color for Atmosphere</string>
 
-    <!-- Indoor -->
-    <string name="activity_indoor">Indoor Manager</string>
-    <string name="description_indoor">Example showcasing indoor floor selection and state updates</string>
-
     <!-- Standard style interactions activity -->
     <string name="select_all">Select All</string>
 </resources>