Remove OTEL_TRACES_SAMPLER from environments.yml

Removed the OTEL_TRACES_SAMPLER environment variable.

Author: asvishnyakov

infra/environments.yml

@@ -107,7 +107,6 @@
         OTEL_EXPERIMENTAL_RESOURCE_DETECTORS: otel
         OTEL_LOG_LEVEL: debug
         OTEL_METRIC_EXPORT_INTERVAL: 1000
-        OTEL_TRACES_SAMPLER: parentbased_always_on
         LANGFUSE_PUBLIC_KEY: "pk-lf-8a69917b-6f8b-4140-af2f-03085800bc12"
         LANGFUSE_BASE_URL: "https://us.cloud.langfuse.com"
         TENANTS__DEV__PLATFORM__URL: https://vcmp-dev.govirto.com