EnumValueUnknownUnitTest.kt: enable unit test for EnumValue.Unknown.value, which is unblocked now that the data connect emulator binary has been upgraded to 2.10.1

Author: dconeybe

firebase-dataconnect/connectors/src/test/kotlin/com/google/firebase/dataconnect/connectors/demo/EnumValueUnknownUnitTest.kt

@@ -22,6 +22,7 @@ import com.google.firebase.dataconnect.testutil.property.arbitrary.dataConnect
 import com.google.firebase.dataconnect.testutil.property.arbitrary.distinctPair
 import io.kotest.assertions.withClue
 import io.kotest.common.ExperimentalKotest
+import io.kotest.matchers.nulls.shouldBeNull
 import io.kotest.matchers.shouldBe
 import io.kotest.matchers.shouldNotBe
 import io.kotest.matchers.types.shouldBeSameInstanceAs
@@ -32,7 +33,6 @@ import io.kotest.property.arbitrary.of
 import io.kotest.property.assume
 import io.kotest.property.checkAll
 import kotlinx.coroutines.test.runTest
-import org.junit.Ignore
 import org.junit.Test
 
 @Suppress("ReplaceCallWithBinaryOperator")
@@ -47,16 +47,10 @@ class EnumValueUnknownUnitTest {
   }
 
   @Test
-  @Ignore(
-    "TODO(cl/785477120) Enable this test once a data connect emulator build that " +
-      "includes cl/785477120 is released, which will have a version >2.10.0 and " +
-      "a firebase-tools version >14.11.0"
-  )
   fun `value property should unconditionally be null`() = runTest {
     checkAll(propTestConfig, Arb.dataConnect.string()) { stringValue ->
       val enumValue = EnumValue.Unknown(stringValue)
-      // TODO(cl/785477120) Uncomment the line below when the test is re-enabled.
-      // enumValue.value.shouldBeNull()
+      enumValue.value.shouldBeNull()
     }
   }