telemetry: Code Scan Issue Fix diff usage (aws#907)

## Problem
Need to record Telemetry when user is accepting code scan issue
generated fix with three options of viewing code, inserting or copying
it.

## Solution
- Added Telemetry event to record it.
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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.

---------

Co-authored-by: Tai Lai <[email protected]>

Author: ashishrp-aws

telemetry/definitions/commonDefinitions.json

@@ -257,6 +257,17 @@
                 "local"
             ]
         },
+        {
+            "name": "codeFixAction",
+            "type": "string",
+            "description": "Captures the type of fix that was accepted",
+            "allowedValues": [
+                "openDiff",
+                "insertAtCursor",
+                "copyDiff",
+                "applyFix"
+            ]
+        },
         {
             "name": "codeScanServiceInvocationsDuration",
             "type": "int",
@@ -4352,6 +4363,9 @@
             "name": "codewhisperer_codeScanIssueApplyFix",
             "description": "Called when a code scan issue suggested fix is applied",
             "metadata": [
+                {
+                    "type": "codeFixAction"
+                },
                 {
                     "type": "component"
                 },