DO NOT MERGE - bump CTS version to CTS 5.1_r0.5

Bumped major version to match platform version, the revision
number will become r1 after test list is finalized

Change-Id: I9fefa47e2abe0d42b93b0afe7e7d24145551b9fd
diff --git a/tools/tradefed-host/src/com/android/cts/tradefed/build/CtsBuildProvider.java b/tools/tradefed-host/src/com/android/cts/tradefed/build/CtsBuildProvider.java
index c43183a..8544a93 100644
--- a/tools/tradefed-host/src/com/android/cts/tradefed/build/CtsBuildProvider.java
+++ b/tools/tradefed-host/src/com/android/cts/tradefed/build/CtsBuildProvider.java
@@ -31,7 +31,7 @@
     @Option(name="cts-install-path", description="the path to the cts installation to use")
     private String mCtsRootDirPath = System.getProperty("CTS_ROOT");
 
-    public static final String CTS_BUILD_VERSION = "5.0_r2.5";
+    public static final String CTS_BUILD_VERSION = "5.1_r0.5";
 
     /**
      * {@inheritDoc}