Update module github.com/joho/godotenv to v1.4.0

[renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/joho/godotenv	require	minor	v1.3.0 -> v1.4.0

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Release Notes

joho/godotenv

### [`v1.4.0`](https://togithub.com/joho/godotenv/releases/v1.4.0) [Compare Source](https://togithub.com/joho/godotenv/compare/v1.3.0...v1.4.0)  Sorry all, it's been a long time between releases. I have small children now! Biggest changes are: [#​133](https://togithub.com/joho/godotenv/issues/133) Fix missing newline on exported files [@​gnarlex](https://togithub.com/gnarlex) [#​109](https://togithub.com/joho/godotenv/issues/109) Export ints without quotes [@​mniak](https://togithub.com/mniak) [#​70](https://togithub.com/joho/godotenv/issues/70) Support keynames starting with export [@​hairyhenderson](https://togithub.com/hairyhenderson) I'll try and come back and amend the release with other PR contributors, but thank you to everyone who sent patches in. Next release will include multiline variables.

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[shubham149]

Done as part of https://github.com/drone-plugins/drone-s3/pull/80