Bump exvcr from 0.8.6 to 0.9.1

[dependabot-preview[bot]]

Bumps exvcr from 0.8.6 to 0.9.1.

• Release notes
• Changelog
• Commits

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[coveralls]

Coverage remained the same at 86.301% when pulling 1343d031bcb18149d127c31e294c1192c1b68d9c on dependabot/hex/exvcr-0.9.1 into 15ae8733d12dad28f7d7b74f4c5c329aaeb078ec on master.

[coveralls]

Coverage remained the same at 86.301% when pulling 1343d031bcb18149d127c31e294c1192c1b68d9c on dependabot/hex/exvcr-0.9.1 into 15ae8733d12dad28f7d7b74f4c5c329aaeb078ec on master.

[coveralls]

Coverage remained the same at 86.301% when pulling ca8c3b5df14400e2d0afba0014338f7b55a11ced on dependabot/hex/exvcr-0.9.1 into f83c7abb7ba496277b8f88491aa9d360e00e7b30 on master.

[dependabot-preview[bot]]

Superseded by #32.