Bugfixes: env consolidation, error wrapping

[john-odonnell]

Desired Outcome

Fix Jenkins build:

[2023-09-19T14:26:02.124Z] TASK [Confirm error message] ***************************************************
[2023-09-19T14:26:02.124Z] fatal: [dev-test_app_ubuntu-1]: FAILED! => {
[2023-09-19T14:26:02.124Z]     "assertion": "ansible_failed_result.msg == \"'conjur_appliance_url' is undefined. 'conjur_appliance_url' is undefined\"",
[2023-09-19T14:26:02.124Z]     "changed": false,
[2023-09-19T14:26:02.124Z]     "evaluated_to": false,
[2023-09-19T14:26:02.124Z]     "msg": "Assertion failed"
[2023-09-19T14:26:02.124Z] }
[2023-09-19T14:26:02.379Z] fatal: [dev-test_app_ubuntu-2]: FAILED! => {
[2023-09-19T14:26:02.379Z]     "assertion": "ansible_failed_result.msg == \"'conjur_appliance_url' is undefined. 'conjur_appliance_url' is undefined\"",
[2023-09-19T14:26:02.379Z]     "changed": false,
[2023-09-19T14:26:02.379Z]     "evaluated_to": false,
[2023-09-19T14:26:02.379Z]     "msg": "Assertion failed"
[2023-09-19T14:26:02.379Z] }
[2023-09-19T14:26:02.379Z] fatal: [dev-test_app_centos-1]: FAILED! => {
[2023-09-19T14:26:02.379Z]     "assertion": "ansible_failed_result.msg == \"'conjur_appliance_url' is undefined. 'conjur_appliance_url' is undefined\"",
[2023-09-19T14:26:02.379Z]     "changed": false,
[2023-09-19T14:26:02.379Z]     "evaluated_to": false,
[2023-09-19T14:26:02.379Z]     "msg": "Assertion failed"
[2023-09-19T14:26:02.379Z] }
[2023-09-19T14:26:02.379Z] fatal: [dev-test_app_centos-2]: FAILED! => {
[2023-09-19T14:26:02.379Z]     "assertion": "ansible_failed_result.msg == \"'conjur_appliance_url' is undefined. 'conjur_appliance_url' is undefined\"",
[2023-09-19T14:26:02.379Z]     "changed": false,
[2023-09-19T14:26:02.379Z]     "evaluated_to": false,
[2023-09-19T14:26:02.379Z]     "msg": "Assertion failed"
[2023-09-19T14:26:02.379Z] }

Implemented Changes

• Script dev/start.sh was not correctly parsing flags passed to it by ci/test.sh. This is fixed by manually parsing arguments instead of using getopts.
• Role was trying to wrap Ansible errors, but the technique was outdated. This has been updated.

Connected Issue/Story

N/A

Definition of Done

At least 1 todo must be completed in the sections below for the PR to be
merged.

Changelog

• The CHANGELOG has been updated, or
• This PR does not include user-facing changes and doesn't require a
  CHANGELOG update

Test coverage

• This PR includes new unit and integration tests to go with the code
  changes, or
• The changes in this PR do not require tests

Documentation

• Docs (e.g. READMEs) were updated in this PR
• A follow-up issue to update official docs has been filed here: [insert issue ID]
• This PR does not require updating any documentation

Behavior

• This PR changes product behavior and has been reviewed by a PO, or
• These changes are part of a larger initiative that will be reviewed later, or
• No behavior was changed with this PR

Security

• Security architect has reviewed the changes in this PR,
• These changes are part of a larger initiative with a separate security review, or
• There are no security aspects to these changes

[gl-johnson]

LGTM!