Arthur: test multi-branch with tf-sync-repos.yaml job

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: I8ffb305b5b3216bc01baad3ad7ba896c4019467a
diff --git a/tf-sync-repos.yaml b/tf-sync-repos.yaml
index dea1af2..576be2c 100644
--- a/tf-sync-repos.yaml
+++ b/tf-sync-repos.yaml
@@ -32,11 +32,8 @@
           branches:
           - branch-compare-type: PLAIN
             branch-pattern: master
-        - project-compare-type: PLAIN
-          project-pattern: sandbox/arthur-2
-          branches:
           - branch-compare-type: PLAIN
-            branch-pattern: master
+            branch-pattern: branch-1
         silent-start: true
     wrappers:
     - credentials-binding: