Use TagMap.set in CoreTracer (#11004)

Use TagMap.set in CoreTracer

Co-authored-by: dougqh <dougqh@gmail.com>

Merge branch 'master' into dd/apmlp-1263-tagmap-set-coretracer

Merge branch 'master' into dd/apmlp-1263-tagmap-set-coretracer

Merge branch 'master' into dd/apmlp-1263-tagmap-set-coretracer

Merge branch 'master' into dd/apmlp-1263-tagmap-set-coretracer

Co-authored-by: datadog-prod-us1-5[bot] <266081015+datadog-prod-us1-5[bot]@users.noreply.github.com>
Co-authored-by: devflow.devflow-routing-intake <devflow.devflow-routing-intake@kubernetes.us1.ddbuild.io>

Author: 3 people

dd-trace-core/src/main/java/datadog/trace/core/CoreTracer.java

@@ -2353,18 +2353,18 @@ static TagMap withTracerTags(
     result.putAll(userSpanTags);
     if (null != config) { // static
       if (!config.getEnv().isEmpty()) {
-        result.put("env", config.getEnv());
+        result.set("env", config.getEnv());
       }
       if (config.isDataJobsEnabled()) {
-        result.put(DJM_ENABLED, 1);
+        result.set(DJM_ENABLED, 1);
       }
       if (config.isDataStreamsEnabled()) {
-        result.put(DSM_ENABLED, 1);
+        result.set(DSM_ENABLED, 1);
       }
     }
     if (null != traceConfig) { // dynamic
       if (traceConfig.isDataStreamsEnabled()) {
-        result.put(DSM_ENABLED, 1);
+        result.set(DSM_ENABLED, 1);
       } else {
         result.remove(DSM_ENABLED);
       }