fix: dotnet azure pipeline (uv sync installation) #3501

Job	Run time
mypy (./packages/autogen-core)	2m 28s
format	1m 4s
lint	59s
mypy (./packages/autogen-magentic-one)	1m 20s
mypy (./packages/agbench)	55s
pyright (./packages/autogen-core)	1m 5s
mypy (./packages/autogen-ext)	2m 6s
pyright (./packages/autogen-magentic-one)	1m 2s
mypy (./packages/autogen-agentchat)	1m 23s
pyright (./packages/agbench)	1m 20s
mypy (./packages/magentic-one-cli)	1m 31s
pyright (./packages/autogen-ext)	1m 5s
pyright (./packages/autogen-agentchat)	55s
pyright (./packages/magentic-one-cli)	51s
check-proto-changes-python	1m 4s
codecov (./packages/autogen-core)	1m 2s
codecov (./packages/autogen-magentic-one)	2m 2s
docs (./packages/autogen-core)	1m 26s
codecov (./packages/autogen-ext)	45m 59s
codecov (./packages/autogen-agentchat)	1m 8s
docs-example-check (./packages/autogen-core)	2m 59s
samples-code-check	1m 11s
markdown-code-lint	2m 12s
test (./packages/autogen-core)	1m 8s
test (./packages/autogen-magentic-one)	1m 22s
test (./packages/autogen-ext)	2m 50s
test (./packages/autogen-agentchat)	1m 4s
	1h 23m 31s

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