Disabled search for Docker-based devstack

This feature is not well-documented, so it is unclear how to setup Elasticsearch properly to make it work. The next person who needs to work on this feature will need to make it work and, ideally, document it.

cms/envs/devstack_docker.py

@@ -23,3 +23,8 @@ JWT_AUTH.update({
     'JWT_ISSUER': OAUTH_OIDC_ISSUER,
     'JWT_AUDIENCE': 'lms-key',
 })
+
+FEATURES.update({
+    'ENABLE_COURSEWARE_INDEX': False,
+    'ENABLE_LIBRARY_INDEX': False,
+})

lms/envs/devstack_docker.py

@@ -25,4 +25,9 @@ JWT_AUTH.update({
     'JWT_AUDIENCE': 'lms-key',
 })
 
-FEATURES['AUTOMATIC_AUTH_FOR_TESTING'] = True
+FEATURES.update({
+    'AUTOMATIC_AUTH_FOR_TESTING': True,
+    'ENABLE_COURSEWARE_SEARCH': False,
+    'ENABLE_COURSE_DISCOVERY': False,
+    'ENABLE_DASHBOARD_SEARCH': False,
+})