Do not do the S3 setup so early

It was never intended to be there, but was while testing/development
and got forgotten later.

roles/matrix-server/tasks/main.yml

@@ -1,10 +1,5 @@
 ---
 
-- include: tasks/setup_s3fs.yml
-  tags:
-    - setup-main
-    - setup-s3fs
-
 - include: tasks/setup_base.yml
   tags:
     - setup-main
@@ -23,6 +18,11 @@
     - setup-main
     - setup-postgres
 
+- include: tasks/setup_s3fs.yml
+  tags:
+    - setup-main
+    - setup-s3fs
+
 - include: tasks/setup_synapse.yml
   tags:
     - setup-main