test: add reporter jsonrpc coverage #1419

Job	Run time
Tests (ubuntu-latest, x86_64-unknown-linux-musl, yes)	9m 20s
Builds (macos-latest, x86_64-apple-darwin, yes)	3m 5s
Tests (macos-14, aarch64-apple-darwin, yes)	13m 4s
Tests in Containers (ci-homebrew-container, ubuntu-latest, homebrew/brew, x86_64-unknown-linux-musl)	3m 46s
Builds (windows-latest, x86_64-pc-windows-msvc)	4m 48s
Builds (macos-14, aarch64-apple-darwin, yes)	2m 28s
Env Tests (ci-poetry-project, windows-latest, x86_64-pc-windows-msvc)	6m 7s
Builds (ubuntu-latest, x86_64-unknown-linux-musl, yes)	2m 28s
Tests in Containers (ci-jupyter-container, ubuntu-latest, mcr.microsoft.com/devcontainers/univers...	4m 44s
Builds (windows-latest, aarch64-pc-windows-msvc)	4m 51s
Tests (windows-latest, x86_64-pc-windows-msvc, yes)	7m 25s
Env Tests (ci-poetry-project, ubuntu-latest, x86_64-unknown-linux-musl)	3m 8s
Env Tests (ci-poetry-custom, ubuntu-latest, x86_64-unknown-linux-musl)	3m 7s
Env Tests (ci-poetry-custom, windows-latest, x86_64-pc-windows-msvc)	6m 31s
Env Tests (ci-poetry-global, windows-latest, x86_64-pc-windows-msvc)	6m 21s
Env Tests (ci-poetry-global, ubuntu-latest, x86_64-unknown-linux-musl)	2m 52s
Tests (macos-latest, x86_64-apple-darwin, yes)	12m 34s
	1h 36m 39s

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