trace-cmd: Version 2.3.0

I screwed up. I made 2.2.1 instead of 2.3.0 which caused conflicts
with the stable release of 2.2.1.

Signed-off-by: Steven Rostedt <rostedt@goodmis.org>
diff --git a/Makefile b/Makefile
index e3ff7f0..0578546 100644
--- a/Makefile
+++ b/Makefile
@@ -1,7 +1,7 @@
 # trace-cmd version
 TC_VERSION = 2
-TC_PATCHLEVEL = 2
-TC_EXTRAVERSION = 1
+TC_PATCHLEVEL = 3
+TC_EXTRAVERSION = 0
 
 # Kernel Shark version
 KS_VERSION = 0