test(sort): update SortOptionTest for new COLOR entry

The hardcoded entry count (4→5) and the prefsValue/fromPrefsValue
assertions were not extended when COLOR was added in the feat commit.

Author: inventory69

android/app/src/test/java/dev/dettmer/simplenotes/models/SortOptionTest.kt

@@ -17,6 +17,7 @@ class SortOptionTest {
         assertEquals("createdAt", SortOption.CREATED_AT.prefsValue)
         assertEquals("title", SortOption.TITLE.prefsValue)
         assertEquals("noteType", SortOption.NOTE_TYPE.prefsValue)
+        assertEquals("color", SortOption.COLOR.prefsValue)
     }
 
     @Test
@@ -25,6 +26,7 @@ class SortOptionTest {
         assertEquals(SortOption.CREATED_AT, SortOption.fromPrefsValue("createdAt"))
         assertEquals(SortOption.TITLE, SortOption.fromPrefsValue("title"))
         assertEquals(SortOption.NOTE_TYPE, SortOption.fromPrefsValue("noteType"))
+        assertEquals(SortOption.COLOR, SortOption.fromPrefsValue("color"))
     }
 
     @Test
@@ -34,8 +36,8 @@ class SortOptionTest {
     }
 
     @Test
-    fun `SortOption has exactly 4 entries`() {
-        assertEquals(4, SortOption.entries.size)
+    fun `SortOption has exactly 5 entries`() {
+        assertEquals(5, SortOption.entries.size)
     }
 
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