fix: make LMS process LMS tasks, and not CMS tasks

lms-worker was configured to run CMS tasks instead of LMS tasks. I'm not
sure what tasks were being dismissed, and what is the actual production
impact.

CHANGELOG.md

@@ -4,6 +4,8 @@ Note: Breaking changes between versions are indicated by "💥".
 
 ## Unreleased
 
+- [Bugfix] Make LMS celery workers actually process LMS tasks, and not CMS tasks.
+
 ## v11.2.2 (2021-02-17)
 
 - [Security] Apply security patch [26592](https://github.com/edx/edx-platform/pull/26592)

tutor/templates/k8s/deployments.yml

@@ -215,7 +215,7 @@ spec:
       containers:
         - name: lms-worker
           image: {{ DOCKER_IMAGE_OPENEDX }}
-          args: ["celery", "worker", "--app=cms.celery", "--loglevel=info", "--hostname=edx.lms.core.default.%%h", "--maxtasksperchild", "100", "--exclude-queues=edx.cms.core.default"]
+          args: ["celery", "worker", "--app=lms.celery", "--loglevel=info", "--hostname=edx.lms.core.default.%%h", "--maxtasksperchild=100", "--exclude-queues=edx.cms.core.default"]
           env:
           - name: SERVICE_VARIANT
             value: lms

tutor/templates/local/docker-compose.yml

@@ -127,7 +127,7 @@ services:
       SERVICE_VARIANT: lms
       SETTINGS: ${TUTOR_EDX_PLATFORM_SETTINGS:-tutor.production}
       C_FORCE_ROOT: "1" # run celery tasks as root #nofear
-    command: celery worker --app=cms.celery --loglevel=info --hostname=edx.lms.core.default.%%h --maxtasksperchild 100 --exclude-queues=edx.cms.core.default
+    command: celery worker --app=lms.celery --loglevel=info --hostname=edx.lms.core.default.%%h --maxtasksperchild=100 --exclude-queues=edx.cms.core.default
     restart: unless-stopped
     volumes:
       - ../apps/openedx/settings/lms/:/openedx/edx-platform/lms/envs/tutor/:ro