fix(docs): update legacy imports from phoenix.trace #10732

Job	Run time
Filter Changes	5s
Ruff (3.12, ubuntu-latest)	18s
Build OpenAPI Schema (3.12, ubuntu-latest)	19s
Clean Jupyter notebooks	49s
Build GraphQL Schema (3.12, ubuntu-latest)	34s
Compile Protobuf	0s
Integration Tests (3.9, sqlite, ubuntu-latest)	1m 5s
Phoenix Evals	0s
Phoenix OTel	0s
Type Check (3.9, ubuntu-latest)	1m 6s
Integration Tests (3.9, sqlite, windows-latest)	1m 12s
Integration Tests (3.9, sqlite, macos-13)	1m 54s
Type Check Integration Tests (3.9, ubuntu-latest)	41s
Type Check (3.12, ubuntu-latest)	1m 10s
Type Check Unit Tests (3.9, ubuntu-latest)	56s
Type Check Integration Tests (3.12, ubuntu-latest)	55s
Integration Tests (3.9, postgresql, ubuntu-latest)	1m 22s
Type Check Unit Tests (3.12, ubuntu-latest)	1m 12s
Integration Tests (3.12, sqlite, ubuntu-latest)	1m 6s
Unit Tests (3.9, ubuntu-latest)	3m 44s
Integration Tests (3.12, sqlite, windows-latest)	2m 48s
Unit Tests (3.9, windows-latest)	2m 54s
Integration Tests (3.12, sqlite, macos-13)	2m 44s
Integration Tests (3.12, postgresql, ubuntu-latest)	1m 22s
Unit Tests (3.9, macos-13)	2m 54s
Unit Tests (3.12, ubuntu-latest)	3m 56s
Unit Tests (3.12, windows-latest)	3m 6s
Unit Tests (3.12, macos-13)	2m 27s
	40m 39s

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