fix: dotnet azure pipeline (uv sync installation) #3511

Job	Run time
format	53s
mypy (./packages/autogen-core)	2m 34s
mypy (./packages/autogen-magentic-one)	1m 20s
mypy (./packages/agbench)	56s
mypy (./packages/autogen-ext)	2m 6s
mypy (./packages/autogen-agentchat)	1m 23s
codecov (./packages/autogen-core)	1m 16s
mypy (./packages/magentic-one-cli)	1m 22s
codecov (./packages/autogen-magentic-one)	2m 1s
codecov (./packages/autogen-ext)	2m 58s
docs (./packages/autogen-core)	1m 31s
codecov (./packages/autogen-agentchat)	1m 19s
docs-example-check (./packages/autogen-core)	10m 57s
pyright (./packages/autogen-core)	1m 6s
lint	48s
pyright (./packages/autogen-magentic-one)	1m 23s
pyright (./packages/agbench)	1m 7s
samples-code-check	1m 10s
pyright (./packages/autogen-ext)	1m 1s
test (./packages/autogen-core)	57s
pyright (./packages/autogen-agentchat)	57s
test (./packages/autogen-magentic-one)	1m 36s
check-proto-changes-python	1m 8s
pyright (./packages/magentic-one-cli)	56s
test (./packages/autogen-ext)	49m 46s
markdown-code-lint	2m 2s
test (./packages/autogen-agentchat)	1m 15s
	1h 35m 48s

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