Update the instructions on how to run CTS

At the moment (on the master branch), there's no command named 'cts'.

Change-Id: Ib6b1c828ab07c633286546bcf02827146c286bfa
diff --git a/src/compatibility/cts-development.md b/src/compatibility/cts-development.md
index 6cee879..ea43d1c 100644
--- a/src/compatibility/cts-development.md
+++ b/src/compatibility/cts-development.md
@@ -44,11 +44,11 @@
 
     cd /path/to/android/root
     make cts
-    cts
+    cts-tradefed
 
-Provide arguments to CTS to immediately start executing a test:
+At the cts-tf console, enter e.g.:
 
-    cts start --plan CTS -p android.os.cts.BuildVersionTest
+    run cts --plan CTS -p android.os.cts.BuildVersionTest
 
 ## Writing CTS Tests ##