Fix SearchView is not visible properly in lower API devices (commons-app#4333)

Author: Ayan-10

app/build.gradle

@@ -28,6 +28,7 @@ dependencies {
     implementation 'io.reactivex.rxjava2:rxandroid:2.1.0'
     implementation 'io.reactivex.rxjava2:rxjava:2.2.3'
     implementation 'com.jakewharton.rxbinding2:rxbinding:2.1.1'
+    implementation 'com.jakewharton.rxbinding3:rxbinding-appcompat:3.0.0'
     implementation 'com.jakewharton.rxbinding2:rxbinding-support-v4:2.1.1'
     implementation 'com.jakewharton.rxbinding2:rxbinding-appcompat-v7:2.1.1'
     implementation 'com.jakewharton.rxbinding2:rxbinding-design:2.1.1'

app/src/main/java/fr/free/nrw/commons/nearby/fragments/NearbyParentFragment.java

@@ -39,13 +39,13 @@
 import android.widget.LinearLayout;
 import android.widget.ProgressBar;
 import android.widget.RelativeLayout;
-import android.widget.SearchView;
 import android.widget.TextView;
 import android.widget.Toast;
 import androidx.annotation.DrawableRes;
 import androidx.annotation.NonNull;
 import androidx.annotation.Nullable;
 import androidx.appcompat.app.AlertDialog;
+import androidx.appcompat.widget.SearchView;
 import androidx.fragment.app.Fragment;
 import androidx.appcompat.widget.AppCompatTextView;
 import androidx.recyclerview.widget.DividerItemDecoration;
@@ -60,7 +60,7 @@
 import com.google.android.material.floatingactionbutton.FloatingActionButton;
 import com.google.android.material.snackbar.Snackbar;
 import com.jakewharton.rxbinding2.view.RxView;
-import com.jakewharton.rxbinding2.widget.RxSearchView;
+import com.jakewharton.rxbinding3.appcompat.RxSearchView;
 import com.mapbox.mapboxsdk.annotations.Icon;
 import com.mapbox.mapboxsdk.annotations.IconFactory;
 import com.mapbox.mapboxsdk.annotations.Marker;

app/src/main/res/layout/filter_search_view_layout.xml

@@ -13,7 +13,7 @@
         android:text="@string/place_type"
         android:textColor="@color/white"/>
 
-    <SearchView
+    <androidx.appcompat.widget.SearchView
         android:id="@+id/search_view"
         android:layout_width="wrap_content"
         android:layout_height="match_parent"