Add interception config

Author: andrewlock

tracer/test/Datadog.Trace.Tests/Telemetry/config_norm_rules.json

@@ -417,6 +417,7 @@
   "DD_TRACE_WCF_WEB_HTTP_RESOURCE_NAMES_ENABLED": "trace_wcf_web_http_resource_names_enabled",
   "DD_TRACE_WCF_RESOURCE_OBFUSCATION_ENABLED": "trace_wcf_obfuscation_enabled",
   "DD_TRACE_HEADER_TAG_NORMALIZATION_FIX_ENABLED": "trace_header_tag_normalization_fix_enabled",
+  "DD_TRACE_OTEL_ACTIVITY_INTERCEPTION_ENABLED": "trace_otel_activity_interception_enabled",
   "DD_TRACE_OTEL_ENABLED": "trace_otel_enabled",
   "DD_TRACE_OTEL_LEGACY_OPERATION_NAME_ENABLED": "trace_otel_legacy_operation_name_enabled",
   "DD_TRACE_ACTIVITY_LISTENER_ENABLED": "trace_activity_listener_enabled",