Meltano

<https://github.com/meltano/hub/pull/1927|#1927 tap-salesforce: Bump Meltano variant to v1.8.0>
Pull request opened by <https://github.com/andyoneal|andyoneal>
• adds bulk 2.0
• start_date now optional
<https://github.com/meltano/hub|meltano/hub>
GitHub Actions: publish
GitHub Actions: build
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<https://github.com/meltano/hub/pull/1927|#1927 tap-salesforce: Bump Meltano variant to v1.8.0>
Pull request merged by <https://github.com/edgarrmondragon|edgarrmondragon>
<https://github.com/meltano/hub|meltano/hub>