tree.sh: add missing colon at the end of trees()

this is because when using chained commands at the end
of functions, sometimes you have to explicitly terminate
the line.

the way i do it in this patch is common across the
build system, to mitigate this sh quirk.

Signed-off-by: Leah Rowe <leah@libreboot.org>

1 files changed, 1 insertions, 1 deletions

diff --git a/include/tree.sh b/include/tree.sh
index 25d6c5c0..20f346ae 100644
--- a/include/tree.sh
+++ b/include/tree.sh
@@ -64,7 +64,7 @@ trees()
 
 	targets="$*"
 	cmd="build_targets $targets"
-	singletree "$project" && cmd="build_project"
+	singletree "$project" && cmd="build_project"; :
 }
 
 build_project()