docs(meta-agl-demo.md): fix typo

Bug-AGL: SPEC-2714

Change-Id: I5801af966775959e133dd307ef76e6c0686d3fda
Signed-off-by: Li Xiaoming <lixm.fnst@cn.fujitsu.com>

diff --git a/meta-agl-demo.md b/meta-agl-demo.md
index c7b11de..f7c8adf 100755 (executable)
--- a/meta-agl-demo.md
+++ b/meta-agl-demo.md
@@ -131,7 +131,7 @@ the `packagegroup-agl-demo-platform` packagegroup
 As meta-agl's design of packagegroups, the `agl-demo-platform.bb` recipe installs
 only `packagegroup-agl-demo-platform` and the packages of the DEMO applications.
 
-``agl-demo-platform`` contains the following four packagegroups:
+``agl-demo-platform`` contains the following three packagegroups:
 
   * `packagegroup-agl-image-minimal`
   * `packagegroup-agl-image-ivi`