chore(deps): update helm release oauth2-proxy to v7.7.3

This MR contains the following updates:

Package	Update	Change	OpenSSF
oauth2-proxy (source)	patch	7.7.2 -> 7.7.3

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Release Notes

oauth2-proxy/manifests (oauth2-proxy)

v7.7.3

Compare Source

A reverse proxy that provides authentication with Google, Github or other providers

What's Changed

• Redis upgrade to v19.5.3 by @​pierluigilenoci in https://github.com/oauth2-proxy/manifests/pull/215

Full Changelog: https://github.com/oauth2-proxy/manifests/compare/oauth2-proxy-7.7.2...oauth2-proxy-7.7.3

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