copr-backend: temporarily comment max_workers tasks

See https://pagure.io/fedora-infrastructure/issue/11336

We need to temporarily comment the following few tasks. They fail
because the `python3-jmespath` on batcave is provided older python
version than we need.

roles/copr/backend/tasks/main.yml

@@ -192,28 +192,36 @@
 #  tags:
 #  - provision_config
 #
-- name: calculate the maximum resalloc workers per architecture
-  set_fact: "max_{{ item }}_workers={{ builders | community.general.json_query('*.'+item+'[0]') | sum() }}"
-  with_items:
-    - aarch64
-    - ppc64le
-    - x86_64
-    - s390x
-  tags:
-  - provision_config
 
-- name: calculate max number of workers
-  set_fact: "max_workers={{ max_x86_64_workers|int + max_aarch64_workers|int + max_ppc64le_workers|int + max_s390x_workers|int }}"
-  tags:
-  - provision_config
 
-- name: print max arch workers
-  debug: "var=max_{{ item }}_workers"
-  with_items:
-    - x86_64
-    - aarch64
-  tags:
-  - provision_config
+# We need to temporarily comment the following few tasks. They fail
+# because the `python3-jmespath` on batcave is provided older python
+# version than we need.
+# See https://pagure.io/fedora-infrastructure/issue/11336
+#
+# - name: calculate the maximum resalloc workers per architecture
+#   set_fact: "max_{{ item }}_workers={{ builders | community.general.json_query('*.'+item+'[0]') | sum() }}"
+#   with_items:
+#     - aarch64
+#     - ppc64le
+#     - x86_64
+#     - s390x
+#   tags:
+#   - provision_config
+#
+# - name: calculate max number of workers
+#   set_fact: "max_workers={{ max_x86_64_workers|int + max_aarch64_workers|int + max_ppc64le_workers|int + max_s390x_workers|int }}"
+#   tags:
+#   - provision_config
+#
+# - name: print max arch workers
+#   debug: "var=max_{{ item }}_workers"
+#   with_items:
+#     - x86_64
+#     - aarch64
+#   tags:
+#   - provision_config
+
 
 - name: resalloc
   import_tasks: resalloc.yml