Move jctf tests to their own directory.

BUG=

Change-Id: Icae905af537fbf33e562e6ee456d68fc3fcf4d66
diff --git a/build.gradle b/build.gradle
index ebebe33..2862250 100644
--- a/build.gradle
+++ b/build.gradle
@@ -305,7 +305,7 @@
 }
 
 task createJctfTests(type: Exec) {
-    def outputDir = "build/generated/test/java/com/android/tools/r8/art"
+    def outputDir = "build/generated/test/java/com/android/tools/r8/jctf"
     def script = "scripts/create-jctf-tests.sh"
     inputs.file script
     outputs.dir outputDir
@@ -659,10 +659,10 @@
     }
     // TODO(tamaskenez) enable jctf on all_tests when consolidated
     if (!project.hasProperty('jctf') && !project.hasProperty('only_jctf')) {
-        exclude "com/android/tools/r8/art/jctf/**"
+        exclude "com/android/tools/r8/jctf/**"
     }
     if (project.hasProperty('only_jctf')) {
-        include "com/android/tools/r8/art/jctf/**"
+        include "com/android/tools/r8/jctf/**"
     }
     if (project.hasProperty('jctf_compile_only')) {
         println "JCTF: compiling only"