Add new reasons/statusCodes/ for HttpResponse

[KKuzmichev]

Add only two cases.

[swifter-bot]

	1 Error
🚫	Please include a CHANGELOG entry. You can find it at CHANGELOG.md.

	2 Warnings
⚠️	It seems like you’ve added new tests to the library. If that’s the case, please update the XCTestManifests.swift file running in your terminal the command swift test --generate-linuxmain.
⚠️	If you ran the command swift test --generate-linuxmain in your terminal, please remove the line testCase(IOSafetyTests.__allTests__IOSafetyTests), from public func __allTests() -> [XCTestCaseEntry] in the bottom of the file. For more reference see #366.

	1 Message
📖	Hey, @KKuzmichev 👋.

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