[DJM-974] Enable Spark Plan metadata parsing by default (#10169)

Author: charlesmyu

dd-trace-api/src/main/java/datadog/trace/api/ConfigDefaults.java

@@ -245,7 +245,7 @@ public final class ConfigDefaults {
   static final boolean DEFAULT_DATA_JOBS_ENABLED = false;
   static final boolean DEFAULT_DATA_JOBS_OPENLINEAGE_ENABLED = false;
   static final boolean DEFAULT_DATA_JOBS_OPENLINEAGE_TIMEOUT_ENABLED = true;
-  static final boolean DEFAULT_DATA_JOBS_PARSE_SPARK_PLAN_ENABLED = false;
+  static final boolean DEFAULT_DATA_JOBS_PARSE_SPARK_PLAN_ENABLED = true;
   static final boolean DEFAULT_DATA_JOBS_EXPERIMENTAL_FEATURES_ENABLED = false;
 
   static final boolean DEFAULT_DATA_STREAMS_ENABLED = false;