Removed redundant material components

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

@@ -1,7 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <androidx.constraintlayout.widget.ConstraintLayout xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
-    xmlns:tools="http://schemas.android.com/tools"
     android:id="@+id/source_root"
     android:layout_width="match_parent"
     android:layout_height="wrap_content"
@@ -14,10 +13,8 @@
         android:layout_width="0dp"
         android:layout_height="wrap_content"
         android:hint="@string/sources_hint"
-        app:endIconDrawable="@drawable/ic_map_sat"
-        app:endIconMode="custom"
         app:layout_constraintBottom_toBottomOf="parent"
-        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintEnd_toStartOf="@+id/source_btn"
         app:layout_constraintHorizontal_chainStyle="packed"
         app:layout_constraintStart_toStartOf="parent"
         app:layout_constraintTop_toTopOf="parent">
@@ -26,8 +23,18 @@
             android:id="@+id/source_url"
             android:layout_width="match_parent"
             android:layout_height="match_parent"
-            android:inputType="textUri"
-            tools:ignore="TextContrastCheck" />
+            android:inputType="textUri" />
     </com.google.android.material.textfield.TextInputLayout>
 
+    <ImageButton
+        android:id="@+id/source_btn"
+        android:layout_width="wrap_content"
+        android:layout_height="0dp"
+        android:backgroundTint="@color/greyDark"
+        android:contentDescription="@string/placeholder"
+        android:src="@drawable/ic_map_sat"
+        app:layout_constraintBottom_toBottomOf="@+id/source_input"
+        app:layout_constraintEnd_toEndOf="parent"
+        app:layout_constraintTop_toTopOf="@+id/source_input" />
+
 </androidx.constraintlayout.widget.ConstraintLayout>