Limit the PIN max length

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

@@ -23,6 +23,7 @@
             android:id="@+id/etPassword"
             android:layout_width="match_parent"
             android:layout_height="wrap_content"
+            android:maxLength="10"
             android:textColor="@color/white"
             android:inputType="numberPassword" />
     </LinearLayout>

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

@@ -10,6 +10,7 @@
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
         android:layout_marginTop="26dp"
+        android:maxLength="10"
         android:hint="@string/new_pin"
         android:inputType="numberPassword" />
 
@@ -24,6 +25,7 @@
         android:id="@+id/etConfirmPin"
         android:layout_width="match_parent"
         android:layout_height="wrap_content"
+        android:maxLength="10"
         android:layout_below="@+id/tvNewPinError"
         android:layout_marginTop="16dp"
         android:hint="@string/confirm_pin"