feat(controller): Panic or error on mis-matched resource version

[alexec]

Checklist:

• Either (a) I've created an enhancement proposal and discussed it with the community, (b) this is a bug fix, or (c) this is a chore.
• The title of the PR is (a) conventional, (b) states what changed, and (c) suffixes the related issues number. E.g. "fix(controller): Updates such and such. Fixes #1234".
• I've signed the CLA.
• I have written unit and/or e2e tests for my change. PRs without these are unlikely to be merged.
• My builds are green. Try syncing with master if they are not.
• My organization is added to USERS.md.

See #3862

[sarabala1979]

" is missing

[sarabala1979]

why do we need to create a new context here? we can just use woc.operate() which will have updated wf.

[sarabala1979]

same above

[sarabala1979]

same

[sarabala1979]

LGMT

[alexec]

2020-09-14T19:29:03.8397834Z --- FAIL: TestArgoServerSuite (38.73s)
2020-09-14T19:29:03.8398765Z     --- FAIL: TestArgoServerSuite/TestWorkflowService (2.28s)
2020-09-14T19:29:03.8399892Z         --- FAIL: TestArgoServerSuite/TestWorkflowService/Terminate (2.00s)
2020-09-14T19:29:03.8402489Z             reporter.go:39: 
2020-09-14T19:29:03.8403200Z                 	Error Trace:	reporter.go:39
2020-09-14T19:29:03.8403645Z                 	            				chain.go:21
2020-09-14T19:29:03.8404038Z                 	            				helpers.go:33
2020-09-14T19:29:03.8404430Z                 	            				value.go:81
2020-09-14T19:29:03.8404854Z                 	            				argo_server_test.go:805
2020-09-14T19:29:03.8405261Z                 	            				suite.go:77
2020-09-14T19:29:03.8406033Z                 	Error:      	child 'message' not found in JSON object at 10
2020-09-14T19:29:03.8406853Z                 	Test:       	TestArgoServerSuite/TestWorkflowService/Terminate
2020-09-14T19:29:03.8408024Z         --- FAIL: TestArgoServerSuite/TestWorkflowService/Resubmit (0.00s)
2020-09-14T19:29:03.8408815Z             reporter.go:39: 
2020-09-14T19:29:03.8409252Z                 	Error Trace:	reporter.go:39
2020-09-14T19:29:03.8409685Z                 	            				chain.go:21
2020-09-14T19:29:03.8410203Z                 	            				response.go:585
2020-09-14T19:29:03.8410798Z                 	            				response.go:151
2020-09-14T19:29:03.8411252Z                 	            				argo_server_test.go:813
2020-09-14T19:29:03.8411653Z                 	            				suite.go:77
2020-09-14T19:29:03.8411991Z                 	Error:      	
2020-09-14T19:29:03.8412408Z                 	            	expected status equal to:
2020-09-14T19:29:03.8412789Z                 	            	 "200 OK"
2020-09-14T19:29:03.8413079Z                 	            	
2020-09-14T19:29:03.8413392Z                 	            	but got:
2020-09-14T19:29:03.8413813Z                 	            	 "500 Internal Server Error"