Change domain data CLI parameter for consistency

[longquanzheng]

What changed?
Change domain data CLI parameter for consistency

Why?
A followup to #4226
This is to unify all map paramter in CLI for consistency. This will be much easier for users using CLI.

How did you test it?
local tested

qlong@~/cadence:
(qlong-cli-map-consistence)$./cadence --do test-do-data d re --domain_data k1=v1,k2=v2
Domain test-do-data successfully registered.
qlong@~/cadence:
(qlong-cli-map-consistence)$./cadence --do test-do-data d desc
Name: test-do-data
UUID: 8ec4f4e8-cd7b-4aa0-8064-9575f06f64d0
Description:
OwnerEmail:
DomainData: map[k1:v1 k2:v2]
...

(qlong-cli-map-consistence)$./cadence --do test-do-data d up --domain_data k1=v11,k2=v22
Domain test-do-data successfully updated.
qlong@~/cadence:
(qlong-cli-map-consistence)$./cadence --do test-do-data d desc
Name: test-do-data
UUID: 8ec4f4e8-cd7b-4aa0-8064-9575f06f64d0
Description:
OwnerEmail:
DomainData: map[k1:v11 k2:v22]
...

Potential risks
N/A

Release notes
Updated

Documentation Changes

[coveralls]

Pull Request Test Coverage Report for Build 08b64f95-1d65-4a2e-9ddb-715f33c28296

• 4 of 7 (57.14%) changed or added relevant lines in 1 file are covered.
• 112 unchanged lines in 9 files lost coverage.
• Overall coverage decreased (-0.05%) to 60.228%

---

Changes Missing Coverage	Covered Lines	Changed/Added Lines	%
tools/cli/domainCommands.go	4	7	57.14%

Files with Coverage Reduction	New Missed Lines	%
host/signalworkflowTest.go	1	95.53%
service/history/execution/mutable_state_task_refresher.go	1	75.23%
common/task/weightedRoundRobinTaskScheduler.go	2	89.12%
service/history/queue/timer_queue_processor.go	2	58.77%
service/matching/matcher.go	2	91.46%
service/history/queue/timer_queue_processor_base.go	4	78.83%
common/task/fifoTaskScheduler.go	5	84.54%
common/persistence/cassandra/cassandraPersistence.go	6	56.68%
common/persistence/cassandra/cassandraPersistenceUtil.go	89	87.05%

Totals
Change from base Build 34dc7e72-9834-4b69-aed0-f746ca970709:	-0.05%
Covered Lines:	88501
Relevant Lines:	146944

---

💛 - Coveralls