fix(comms): add "recover" function in ecl/workunit

[jeclrsg]

• expose a "recover" convenience function in ecl/workunit
• fix the flags passed to WUResubmit by the "resubmit" function

Those flags being passed to WUResubmit appear to have always been wrong? When comparing the oldest history of ecl/workunit.ts (

Visualization/packages/comms/src/ecl/workunit.ts

Lines 384 to 387 in 380a073

	return this.WUResubmit({
	CloneWorkunit: false,
	ResetWorkflow: false
	}).then(() => {

) with the oldest history of src/ESPWorkunit.ts in the HPCC-Platform (https://github.com/hpcc-systems/HPCC-Platform/blob/40d2bf091dbfdc588ce7d5378bddce4d787b525b/esp/src/src/ESPWorkunit.ts#L384)

Checklist:

• The commit message is properly formatted and free of typos.
  • The commit message title makes sense in a changelog, by itself.
  • The commit message includes a "fixes" reference if appropriate.
  • The commit is signed.
• The change has been fully tested:
  • I have viewed all related gallery items
  • I have viewed all related dermatology items
• There are no similar instances of the same problem that should be addressed
  • I have addressed them here
  • I have raised new issues to address them separately

Testing: