add source-version to additional information in codebuild details (#415)

Co-authored-by: Bryan Moffatt <bmoffatt@users.noreply.github.com>

Author: chrispruitt

events/codebuild.go

@@ -111,6 +111,8 @@ type CodeBuildEventAdditionalInformation struct {
 
 	Source CodeBuildSource `json:"source"`
 
+	SourceVersion string `json:"source-version"`
+
 	Logs CodeBuildLogs `json:"logs"`
 
 	Phases []CodeBuildPhase `json:"phases"`

events/codebuild_test.go

@@ -59,6 +59,7 @@ func TestUnmarshalCodeBuildEvent(t *testing.T) {
 							Location: "codebuild-123456789012-input-bucket/my-input-artifact.zip",
 							Type:     "S3",
 						},
+						SourceVersion: "my-source-version",
 						Logs: CodeBuildLogs{
 							GroupName:  "/aws/codebuild/my-sample-project",
 							StreamName: "8745a7a9-c340-456a-9166-edf953571bEX",

events/testdata/codebuild-state-change.json

@@ -41,6 +41,7 @@
                 "location": "codebuild-123456789012-input-bucket/my-input-artifact.zip",
                 "type": "S3"
             },
+            "source-version": "my-source-version",
             "logs": {
                 "group-name": "/aws/codebuild/my-sample-project",
                 "stream-name": "8745a7a9-c340-456a-9166-edf953571bEX",
@@ -56,12 +57,12 @@
                     "phase-status": "SUCCEEDED"
                 },
                 {
-                   "phase-context": [],
-                   "start-time": "Sep 1, 2017 4:12:29 PM",
-                   "end-time": "Sep 13, 2019 4:12:29 AM",
-                   "duration-in-seconds": 0.0,
-                   "phase-type": "QUEUED",
-                   "phase-status": "SUCCEEDED"
+                    "phase-context": [],
+                    "start-time": "Sep 1, 2017 4:12:29 PM",
+                    "end-time": "Sep 13, 2019 4:12:29 AM",
+                    "duration-in-seconds": 0.0,
+                    "phase-type": "QUEUED",
+                    "phase-status": "SUCCEEDED"
                 },
                 {
                     "phase-context": [],