meta-ibm: Update notes file to be clearer

Change-Id: Ia4d72f931d25767a7f5e0ecb39dfd1e7368e0802
Signed-off-by: Rashmica Gupta <rashmica.g@gmail.com>
diff --git a/conf/conf-notes.txt b/conf/conf-notes.txt
index 1716a40..f877231 100644
--- a/conf/conf-notes.txt
+++ b/conf/conf-notes.txt
@@ -1,4 +1,4 @@
-Sample meta-witherspoon build invocations:
+Example build invocations:
 
 mihawk:
 DISTRO=openbmc-witherspoon MACHINE=mihawk bitbake obmc-phosphor-image