feat: remove Conduit Matrix service

Remove all traces of the Conduit Matrix homeserver service including:
- Delete conduit-compose.yml.j2 template and conduit.yml task file
- Remove conduit from development services category
- Remove conduit Caddy reverse proxy configuration
- Remove conduit subdomain from domains.yml
- Remove conduit DNS A record from Route53
- Delete Matrix well-known files (client/server)
- Update all documentation from 25 to 24 services

🤖 Generated with [Claude Code](https://claude.ai/code)

Co-Authored-By: Claude <noreply@anthropic.com>

roles/docker/templates/conduit-compose.yml.j2

@@ -1,46 +0,0 @@
-services:
-    homeserver:
-        image: matrixconduit/matrix-conduit:next
-        restart: unless-stopped
-        volumes:
-            - db:/var/lib/matrix-conduit/
-        labels:
-          glance.name: Conduit
-          glance.icon: si:matrix
-          glance.url: https://{{ subdomains.chat }}/
-          glance.description: Matrix server
-        environment:
-            CONDUIT_SERVER_NAME: {{ subdomains.chat }} # EDIT THIS
-            CONDUIT_DATABASE_PATH: /var/lib/matrix-conduit/
-            CONDUIT_DATABASE_BACKEND: rocksdb
-            CONDUIT_PORT: 6167
-            CONDUIT_MAX_REQUEST_SIZE: 20000000 # in bytes, ~20 MB
-            CONDUIT_ALLOW_REGISTRATION: 'true'
-            CONDUIT_ALLOW_FEDERATION: 'true'
-            CONDUIT_ALLOW_CHECK_FOR_UPDATES: 'true'
-            CONDUIT_TRUSTED_SERVERS: '["matrix.org"]'
-            #CONDUIT_MAX_CONCURRENT_REQUESTS: 100
-            CONDUIT_ADDRESS: 0.0.0.0
-            CONDUIT_CONFIG: '' # Ignore this
-    #
-    ### Uncomment if you want to use your own Element-Web App.
-    ### Note: You need to provide a config.json for Element and you also need a second
-    ###       Domain or Subdomain for the communication between Element and Conduit
-    ### Config-Docs: https://github.com/vector-im/element-web/blob/develop/docs/config.md
-    # element-web:
-    #     image: vectorim/element-web:latest
-    #     restart: unless-stopped
-    #     ports:
-    #         - 8009:80
-    #     volumes:
-    #         - ./element_config.json:/app/config.json
-    #     depends_on:
-    #         - homeserver
-
-volumes:
-    db:
-
-networks:
-  default:
-    external: true
-    name: {{ docker.network_name }}