Remove IsolatedVM service and related configurations from the project

- Deleted package.json and tsconfig.json for IsolatedVM.
- Removed isolated-vm upstream configuration from Nginx default.conf.template.
- Removed ISOLATED_VM_PORT and telemetry settings from config.example.env.
- Cleaned up docker-compose.base.yml by removing isolated-vm service and its environment variables.
- Updated docker-compose.dev.yml to eliminate isolated-vm service and its associated volumes.
- Removed isolated-vm service from docker-compose.yml.

docker-compose.yml

@@ -123,12 +123,6 @@ services:
         depends_on:
             <<: *common-depends-on
 
-    isolated-vm:
-        image:  oneuptime/isolated-vm:${APP_TAG}
-        extends:
-            file: ./docker-compose.base.yml
-            service: isolated-vm
-
     ingress:
        image:  oneuptime/nginx:${APP_TAG}
        extends: