Update plugin to 3.5.6

General MR

Summary

Update plugin version to 3.5.6, as the prior version was used in the IB repo to update

Relevant logs/screenshots

Passing pipeline

Linked Issue

issue

Upgrade Notices

(Include any relevant notes about upgrades here or write "N/A" if there are none)

Closes #63 (closed)

changed milestone to %2.36.0

added keycloak-p1-auth-plugin kindchore priority4 teamService Mesh labels

assigned to @stephen.galamb

changed the description

added statusreview label

requested review from @wyatt.fry, @kipten, @lgomez2, @jimmy.bourque, and @ronwerth

approved this merge request

merged

mentioned in commit a447a1e5

changed the description