fix test

we updated the default url to "https://duckduckgo.com/" so the test needs updating

app/src/test/java/com/duckduckgo/app/generalsettings/showonapplaunch/store/ShowOnAppLaunchPrefsDataStoreTest.kt

@@ -87,7 +87,7 @@ class ShowOnAppLaunchPrefsDataStoreTest {
 
     @Test
     fun whenSpecificPageIsNullThenShouldReturnDefaultUrl() = runTest {
-        assertEquals("https://duckduckgo.com", testee.specificPageUrlFlow.first())
+        assertEquals("https://duckduckgo.com/", testee.specificPageUrlFlow.first())
     }
 
     @Test