Improve et_EE locale (add Address, Company, Payment, Internet)

[ragulka]

What is the reason for this PR?

• A new feature
• Fixed an issue (resolve #ID)

Author's checklist

• Follow the Contribution Guide
• New features and changes are documented (Add Estonian provider docs fakerphp.github.io#96)

Summary of changes

This PR improves the et_EE locale by adding the following providers:

• Address
• Company
• Internet
• Payment

Review checklist

• All checks have passed
• Changes are added to the CHANGELOG.md
• Changes are approved by maintainer

[stale]

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