fix(migrations): cf migration - stop removing empty newlines from i18n blocks

[jessicajaniuk]

Since i18n sections are whitespace sensitive, we should avoid removing empty lines when inside an i18n block that were present before.

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PR Type

What kind of change does this PR introduce?

• Bugfix

What is the new behavior?

Does this PR introduce a breaking change?

• Yes
• No

[AndrewKushnir]

Thanks for the fix 👍

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[jessicajaniuk]

This PR was merged into the repository by commit 7bb312f.

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