[lsp] consider Options.all for typeCoverage command
[lsp] consider Options.all for typeCoverage command

Summary:
Enables type coverage trough LSP in non pragma workspaces with `all=true` option. Previously the files were ignored and type coverage was only working on pragma files.

https://github.com/flowtype/flow-for-vscode/issues/138#issuecomment-720559892

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Pull Request resolved: https://github.com/facebook/flow/pull/8522

Reviewed By: nmote

Differential Revision: D24890501

Pulled By: mroch

fbshipit-source-id: 566b79c4c7ef33a20fbb954a21a9124c0fe52c99

mroch/flow,facebook/flow,mroch/flow,facebook/flow,facebook/flow,mroch/flow,mroch/flow,mroch/flow,facebook/flow,facebook/flow,facebook/flow,mroch/flow,mroch/flow,facebook/flow