bigtable: Fix branding in cbt help

Change-Id: If16ab4a3050e65934a3edb3233a899f90ef98cdb
Reviewed-on: https://code-review.googlesource.com/c/37550
Reviewed-by: kokoro <noreply+kokoro@google.com>
Reviewed-by: Gary Elliott <garyelliott@google.com>
diff --git a/bigtable/cmd/cbt/cbt.go b/bigtable/cmd/cbt/cbt.go
index b6986d4..b0d0983 100644
--- a/bigtable/cmd/cbt/cbt.go
+++ b/bigtable/cmd/cbt/cbt.go
@@ -189,8 +189,8 @@
 for production use. They are not subject to any SLA or deprecation policy.
 
 Note: cbt does not support specifying arbitrary bytes on the command line for
-any value that Bigtable otherwise supports (e.g., row key, column qualifier,
-etc.).
+any value that Cloud Bigtable otherwise supports (for example, the row key and
+column qualifier).
 
 For convenience, values of the -project, -instance, -creds,
 -admin-endpoint and -data-endpoint flags may be specified in