Set correct input type for DNS rule search

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

@@ -29,6 +29,7 @@
                 android:hint="@string/hint_searchterm"
                 android:id="@+id/searchTerm"
                 android:text="example.com"
+                android:inputType="textUri"
                 android:textDirection="locale"
                 android:textAlignment="viewStart"
                 tools:ignore="HardcodedText"