Add ELM migrations commands #53

Job	Run time
Build_Publish_Azure_CLI_Test_SDK	1m 49s
Build_Publish_Azure_DevOps_CLI_Extension	27s
Run_Markdown_Lint_Check	41s
Run_Style_Check	1m 11s
Check_Back_Compat_Arguments	3m 51s
Code_Coverage	1m 30s
Run_Test_Mac_Azure_CLI_Released_Version (3.10)	2s
Run_HelpText_Check	1m 15s
Run_Test_Windows (3.12)	3m 29s
Run_Test_Mac (3.11)	1s
Run_Test_Mac (3.10)	2s
Run_Test_Ubuntu (3.12)	1m 43s
Run_Test_Mac_Azure_CLI_Released_Version (3.9)	1s
Run_Test_Ubuntu (3.9)	1m 37s
Run_Test_Windows (3.10)	4m 6s
Run_Test_Mac_Azure_CLI_Released_Version (3.11)	1s
Run_Test_Ubuntu (3.11)	1m 28s
Run_Test_Mac (3.12)	1s
Run_Test_Mac (3.9)	1s
Run_Test_Windows (3.9)	4m 47s
Run_Test_Windows (3.11)	3m 34s
Run_Test_Ubuntu (3.10)	1m 30s
Run_Test_Mac_Azure_CLI_Released_Version (3.12)	2s
Run_Test_From_Old_Release	0s
Run_Style_Check	1m 48s
Build_Publish_Azure_CLI_Test_SDK	1m 49s
Run_Test_Mac (3.10)	1s
Run_Test_Mac (3.11)	1s
Run_Markdown_Lint_Check	41s
Run_Test_Mac (3.12)	1s
Build_Publish_Azure_DevOps_CLI_Extension	27s
Check_Back_Compat_Arguments	3m 51s
Run_Test_Mac (3.9)	3s
Run_Test_Mac_Azure_CLI_Released_Version (3.12)	1s
Run_Test_Mac_Azure_CLI_Released_Version (3.10)	3s
Run_Test_From_Old_Release	-483s
Run_Test_Mac_Azure_CLI_Released_Version (3.9)	1s
Run_Test_Mac_Azure_CLI_Released_Version (3.11)	1s
Run_Test_Windows (3.10)	4m 6s
Run_Test_Windows (3.12)	3m 29s
Run_Test_Windows (3.11)	3m 34s
Code_Coverage	1m 30s
Run_Test_Ubuntu (3.12)	1m 43s
Run_Test_Windows (3.9)	4m 47s
Run_HelpText_Check	1m 15s
Run_Test_Ubuntu (3.9)	1m 37s
Run_Test_Ubuntu (3.11)	1m 28s
Run_Test_Ubuntu (3.10)	1m 30s
	58m 53s

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