Add CtsEffectTestCases to CtsTestCaseList.mk

It was missing.

Change-Id: I2d9950bbbbf3e96c77c662f7b5f25850cae70fdf
diff --git a/CtsTestCaseList.mk b/CtsTestCaseList.mk
index b2b9310..fcbe969 100644
--- a/CtsTestCaseList.mk
+++ b/CtsTestCaseList.mk
@@ -39,6 +39,7 @@
 	CtsDpiTestCases \
 	CtsDpiTestCases2 \
 	CtsDrmTestCases \
+	CtsEffectTestCases \
 	CtsExampleTestCases \
 	CtsGestureTestCases \
 	CtsGraphicsTestCases \