[#9882] Add implementation for TagOperations in python client(part2)

[Abyss-lord]

What changes were proposed in this pull request?

Add rest implementation for TagOperations in python client

Why are the changes needed?

Fix: #9882

Does this PR introduce any user-facing change?

Users can now manage tags using the GravitinoClient.

How was this patch tested?

local unittest

[github-actions]

Code Coverage Report

Overall Project	64.94%	🟢
Files changed	No Java source files changed	-

Module	Coverage
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api	47.14%	🟢
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catalog-jdbc-doris	80.28%	🟢
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catalog-jdbc-mysql	79.23%	🟢
catalog-jdbc-oceanbase	78.38%	🟢
catalog-jdbc-postgresql	82.05%	🟢
catalog-jdbc-starrocks	78.27%	🟢
catalog-kafka	77.01%	🟢
catalog-lakehouse-generic	45.07%	🟢
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catalog-lakehouse-paimon	77.71%	🟢
catalog-model	77.72%	🟢
cli	44.51%	🟢
client-java	77.83%	🟢
common	49.42%	🟢
core	81.0%	🟢
filesystem-hadoop3	76.97%	🟢
flink	38.86%	🔴
flink-runtime	0.0%	🔴
gcp	14.2%	🔴
hadoop-common	10.39%	🔴
hive-metastore-common	45.82%	🟢
iceberg-common	50.21%	🟢
iceberg-rest-server	66.62%	🟢
integration-test-common	0.0%	🔴
jobs	66.17%	🟢
lance-common	23.88%	🔴
lance-rest-server	57.84%	🟢
lineage	53.02%	🟢
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optimizer-api	21.95%	🔴
server	85.62%	🟢
server-common	70.14%	🟢
spark	32.79%	🔴
spark-common	39.09%	🔴
trino-connector	31.62%	🔴