fix(deps): update module github.com/zitadel/oidc/v3 to v3.26.0

[trap-renovate[bot]]

This PR contains the following updates:

Package	Type	Update	Change
github.com/zitadel/oidc/v3	require	minor	v3.25.1 -> v3.26.0

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Release Notes

zitadel/oidc (github.com/zitadel/oidc/v3)

### [`v3.26.0`](https://togithub.com/zitadel/oidc/releases/tag/v3.26.0) [Compare Source](https://togithub.com/zitadel/oidc/compare/v3.25.1...v3.26.0) ##### Features - support PKCS[#​8](https://togithub.com/zitadel/oidc/issues/8) ([#​623](https://togithub.com/zitadel/oidc/issues/623)) ([e5a428d](https://togithub.com/zitadel/oidc/commit/e5a428d4be261ce6fac5bbd1183698c170289b36))

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