[Snyk] Upgrade org.springframework:spring-beans from 5.3.20 to 5.3.21

This PR was automatically created by Snyk using the credentials of a real user.

Snyk has created this PR to upgrade org.springframework:spring-beans from 5.3.20 to 5.3.21.

:information_source: Keep your dependencies up-to-date. This makes it easier to fix existing vulnerabilities and to more quickly identify and fix newly disclosed vulnerabilities when they affect your project.

- The recommended version is **1 version** ahead of your current version. - The recommended version was released **22 days ago**, on 2022-06-15.

**Note:** *You are seeing this because you or someone else with access to this repository has authorized Snyk to open upgrade PRs.* For more information: 🧐 [View latest project report](https://app.snyk.io/org/majlanky/project/1257c05e-d0fa-4f46-8b57-b29d8b09e89a?utm_source=github&utm_medium=referral&page=upgrade-pr) 🛠 [Adjust upgrade PR settings](https://app.snyk.io/org/majlanky/project/1257c05e-d0fa-4f46-8b57-b29d8b09e89a/settings/integration?utm_source=github&utm_medium=referral&page=upgrade-pr) 🔕 [Ignore this dependency or unsubscribe from future upgrade PRs](https://app.snyk.io/org/majlanky/project/1257c05e-d0fa-4f46-8b57-b29d8b09e89a/settings/integration?pkg=org.springframework:spring-beans&utm_source=github&utm_medium=referral&page=upgrade-pr#auto-dep-upgrades)

Majlanky / couch-slacker

[Snyk] Upgrade org.springframework:spring-beans from 5.3.20 to 5.3.21 #73

Snyk has created this PR to upgrade org.springframework:spring-beans from 5.3.20 to 5.3.21.