docs: Add v0 import example to v0-compatibility #21

Job	Run time
Rego PR checks	13s
Go Lint	1m 57s
Generate Code	1m 13s
YAML Lint	19s
Go Test (linux)	4m 7s
Go Test (darwin)	4m 39s
Go Build (linux amd64)	2m 28s
Check Generated	25s
Go compat build/test (ubuntu-22.04, 1.21)	2m 47s
Go compat build/test (macos-14, 1.21)	3m 58s
Go Race Detector	5m 47s
WASM	13s
Go Build (linux arm64)	2m 6s
Go Build (linux arm64GO_TAGS="-tags=opa_no_oci")	2m 52s
Go Build (windows amd64)	2m 29s
Go Build (darwin amd64)	1m 15s
Go Build (darwin arm64)	35s
docker image smoke test	36s
smoke-test-binaries (linux, ubuntu-22.04, opa_linux_amd64, amd64)	12s
smoke-test-binaries (linux, ubuntu-22.04, opa_linux_amd64_static, amd64, disabled)	18s
smoke-test-binaries (darwin, macos-13, opa_darwin_amd64, amd64)	25s
smoke-test-binaries (darwin, macos-14, opa_darwin_arm64_static, arm64, disabled)	14s
smoke-test-binaries (windows, windows-latest, opa_windows_amd64.exe, amd64)	1m 48s
	40m 56s

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