chore(deps): update dependency rollup to v1.12.1

[renovate]

This PR contains the following updates:

Package	Type	Update	Change	References
rollup	devDependencies	patch	1.12.0 -> 1.12.1	source

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Release Notes

rollup/rollup

v1.12.1

Compare Source

unreleased

Bug Fixes

• Extend file name sanitation to also replace "?" and "*" e.g. when preserving modules with the updated commonjs plugin (#​2860)
• Do not ignore module transformer that return an empty string (#​2861)

Pull Requests

• #​2860: Update to latest plugins and extend file name sanitation (@​lukastaegert)
• #​2861: Allow transformers to return an empty string (@​lukastaegert)

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