Add QCodeReviewTool Metric Definition (#1065)

## Problem
Currently QCodeReviewTool do not have any metric name/definition defined
to emit metrics

## Solution
Added a new metric definition.
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## License

By submitting this pull request, I confirm that my contribution is made
under the terms of the Apache 2.0 license.

Author: mkovelam

telemetry/definitions/commonDefinitions.json

@@ -129,6 +129,11 @@
             "type": "int",
             "description": "Time taken to fetch the upload URL and upload the artifacts in milliseconds"
         },
+        {
+            "name": "artifactType",
+            "type": "string",
+            "description": "type of artifact used in a request"
+        },
         {
             "name": "attempts",
             "type": "int",
@@ -572,7 +577,7 @@
         {
             "name": "codewhispererCodeScanJobId",
             "type": "string",
-            "description": "The ID of the security scan job"
+            "description": "The ID of the scan job"
         },
         {
             "name": "codewhispererCodeScanLines",
@@ -603,12 +608,12 @@
         {
             "name": "codewhispererCodeScanSrcZipFileBytes",
             "type": "int",
-            "description": "The compressed payload size of source files in bytes of customer project context sent for security scan"
+            "description": "The compressed payload size of source files in bytes of customer project context sent for scan"
         },
         {
             "name": "codewhispererCodeScanTotalIssues",
             "type": "int",
-            "description": "The number of security issues been detected"
+            "description": "The number of issues been detected"
         },
         {
             "name": "codewhispererCompletionType",
@@ -993,6 +998,11 @@
                 "other"
             ]
         },
+        {
+            "name": "customRules",
+            "type": "int",
+            "description": "number of custom rules present in a request"
+        },
         {
             "name": "cwsprAgenticChatInteractionType",
             "type": "string",
@@ -2671,6 +2681,47 @@
                 }
             ]
         },
+        {
+            "name": "amazonq_codeReviewTool",
+            "description": "This metric is used to evaluate Amazon Q's code review tool",
+            "metadata": [
+                {
+                    "type": "artifactType",
+                    "required": false
+                },
+                {
+                    "type": "codewhispererCodeScanJobId",
+                    "required": false
+                },
+                {
+                    "type": "codewhispererCodeScanSrcZipFileBytes",
+                    "required": false
+                },
+                {
+                    "type": "codewhispererCodeScanTotalIssues",
+                    "required": false
+                },
+                {
+                    "type": "customRules",
+                    "required": false
+                },
+                {
+                    "type": "reason",
+                    "required": false
+                },
+                {
+                    "type": "reasonDesc",
+                    "required": false
+                },
+                {
+                    "type": "result"
+                },
+                {
+                    "type": "scope",
+                    "required": false
+                }
+            ]
+        },
         {
             "name": "amazonq_createUpload",
             "description": "Captures createUploadUrl invocation process",