Move github jobs to tf-a node

For security reason, move the following jobs
to docker-amd64-tf-a-jammy node
1. tf-github-autoresponse.yaml
2. tf-sync-github-repos.yaml

Signed-off-by: Arthur She <arthur.she@linaro.org>
Change-Id: I6a10cba30a4203b8dd1fca0b302065664d31c593
Signed-off-by: Arthur She <arthur.she@linaro.org>
diff --git a/tf-github-autoresponse.yaml b/tf-github-autoresponse.yaml
index c9a0c12..52dda2b 100644
--- a/tf-github-autoresponse.yaml
+++ b/tf-github-autoresponse.yaml
@@ -5,7 +5,7 @@
     name: tf-github-autoresponse
     display-name: 'TF Github auto response'
     project-type: freestyle
-    node: master
+    node: docker-amd64-tf-a-jammy
     parameters:
     - string:
         name: BYPASS_ISSUE_RESPONSE_PROJ
diff --git a/tf-sync-github-repos.yaml b/tf-sync-github-repos.yaml
index 5a3b4b5..2b5bf9a 100644
--- a/tf-sync-github-repos.yaml
+++ b/tf-sync-github-repos.yaml
@@ -1,6 +1,6 @@
 - job:
     name: tf-sync-github-repos
-    node: master
+    node: docker-amd64-tf-a-jammy
     project-type: freestyle
     concurrent: false
     description: Mirror TF-M, TF-A, TS, and Hafnium projects into GitHub