fix(trainer): Keep the original runtime command in get_runtime_packages() API

[andreyvelich]

We should not modify the runtime's trainer command when user calls get_runtime_packages() API.

/assign @kubeflow/wg-training-leads @astefanutti @kramaranya @szaher

[coveralls]

Pull Request Test Coverage Report for Build 17055450797

Details

• 3 of 4 (75.0%) changed or added relevant lines in 1 file are covered.
• 2 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+0.2%) to 64.877%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
kubeflow/trainer/api/trainer_client.py	3	4	75.0%

Files with Coverage Reduction	New Missed Lines	%
kubeflow/trainer/api/trainer_client.py	1	70.0%
kubeflow/trainer/utils/utils.py	1	58.9%

Totals
Change from base Build 16835759485:	0.2%
Covered Lines:	290
Relevant Lines:	447

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 17055450797

Details

• 3 of 4 (75.0%) changed or added relevant lines in 1 file are covered.
• 2 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+0.2%) to 64.877%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
kubeflow/trainer/api/trainer_client.py	3	4	75.0%

Files with Coverage Reduction	New Missed Lines	%
kubeflow/trainer/api/trainer_client.py	1	70.0%
kubeflow/trainer/utils/utils.py	1	58.9%

Totals
Change from base Build 16835759485:	0.2%
Covered Lines:	290
Relevant Lines:	447

---

💛 - Coveralls

[coveralls]

Pull Request Test Coverage Report for Build 17055450797

Details

• 3 of 4 (75.0%) changed or added relevant lines in 1 file are covered.
• 2 unchanged lines in 2 files lost coverage.
• Overall coverage increased (+0.2%) to 64.877%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
kubeflow/trainer/api/trainer_client.py	3	4	75.0%

Files with Coverage Reduction	New Missed Lines	%
kubeflow/trainer/api/trainer_client.py	1	70.0%
kubeflow/trainer/utils/utils.py	1	58.9%

Totals
Change from base Build 16835759485:	0.2%
Covered Lines:	290
Relevant Lines:	447

---

💛 - Coveralls

[Electronic-Waste]

@andreyvelich Thanks for this!
/approve
/lgtm

[google-oss-prow]

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