Add potential fixes for email pre tags

[michaeljguarino]

Summary

Explicitly set line height and font height as is done in other tags

Test Plan

regression

Checklist

• [ ] If required, I have updated the Plural documentation accordingly.
• [ ] I have added tests to cover my changes.
• [ ] I have added a meaningful title and summary to convey the impact of this PR to a user.
• [ ] I have added relevant labels to this PR to help with categorization for release notes.

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Static Hosting

Name	Link	Commit	Status
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rtc-coverage	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
core-coverage	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
cron-coverage	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
email-coverage	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
worker-coverage	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
api-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
graphql-coverage	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
rtc-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
core-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
cron-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
email-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
worker-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅
graphql-test-results	Visit	5207452cd1e45a9ea10c66d571b451d75ccf9fd2	✅

Job Runtime