automation: Update community.docker to version 3.2.2

This MR contains the following updates:

Package	Type	Update	Change
community.docker	galaxy-collection	patch	3.2.1 -> 3.2.2

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Release Notes

ansible-collections/community.docker

v3.2.2

Compare Source

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Release Summary

Bugfix release.

Bugfixes

• docker_container - the kill_signal option erroneously did not accept strings anymore since 3.0.0 (https://github.com/ansible-collections/community.docker/issues/505, https://github.com/ansible-collections/community.docker/pull/506).

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