fix: Correct link to tracing guide in CometConf (apache#2866)

Author: manuzhang

common/src/main/scala/org/apache/comet/CometConf.scala

@@ -52,7 +52,7 @@ object CometConf extends ShimCometConf {
     "Guide (https://datafusion.apache.org/comet/user-guide/tuning.html)"
 
   private val TRACING_GUIDE = "For more information, refer to the Comet Tracing " +
-    "Guide (https://datafusion.apache.org/comet/user-guide/tracing.html)"
+    "Guide (https://datafusion.apache.org/comet/contributor-guide/tracing.html)"
 
   /** List of all configs that is used for generating documentation */
   val allConfs = new ListBuffer[ConfigEntry[_]]

docs/source/user-guide/latest/configs.md

@@ -124,7 +124,7 @@ These settings can be used to determine which parts of the plan are accelerated
 | `spark.comet.batchSize` | The columnar batch size, i.e., the maximum number of rows that a batch can contain. | 8192 |
 | `spark.comet.exec.memoryPool` | The type of memory pool to be used for Comet native execution when running Spark in off-heap mode. Available pool types are `greedy_unified` and `fair_unified`. For more information, refer to the [Comet Tuning Guide](https://datafusion.apache.org/comet/user-guide/tuning.html). | fair_unified |
 | `spark.comet.exec.memoryPool.fraction` | Fraction of off-heap memory pool that is available to Comet. Only applies to off-heap mode. For more information, refer to the [Comet Tuning Guide](https://datafusion.apache.org/comet/user-guide/tuning.html). | 1.0 |
-| `spark.comet.tracing.enabled` | Enable fine-grained tracing of events and memory usage. For more information, refer to the [Comet Tracing Guide](https://datafusion.apache.org/comet/user-guide/tracing.html). | false |
+| `spark.comet.tracing.enabled` | Enable fine-grained tracing of events and memory usage. For more information, refer to the [Comet Tracing Guide](https://datafusion.apache.org/comet/contributor-guide/tracing.html). | false |
 <!-- prettier-ignore-end -->
 <!--END:CONFIG_TABLE-->