Remove reference to core-oj/core-libart, etc.

Various "core library" targets are no longer used in
soong so the tests do not have to create fake build
rules for them.

Bug: 113148576
Test: make droid
Change-Id: Ic754b4195f1597fb599e496c08940231ecbb13f7

java/java_test.go

@@ -111,13 +111,7 @@ func testContext(config android.Config, bp string,
 	ctx.Register()
 
 	extraModules := []string{
-		"core-oj",
-		"core-libart",
 		"core-lambda-stubs",
-		"core-simple",
-		"bouncycastle",
-		"conscrypt",
-		"okhttp",
 		"framework",
 		"ext",
 		"android_stubs_current",