chore(jenkins): Update Jenkins plugins

Author: gounthar

dockerfiles/plugins.txt

@@ -7,7 +7,7 @@ branch-api:2.1200.v4b_a_3da_2eb_db_4
 build-timeout:1.33
 caffeine-api:3.1.8-133.v17b_1ff2e0599
 checks-api:2.2.1
-cloudbees-folder:6.971.v9a_984fd08864
+cloudbees-folder:6.973.vc9b_85a_61e4fc
 commons-lang3-api:3.17.0-84.vb_b_938040b_078
 commons-text-api:1.12.0-129.v99a_50df237f7
 configuration-as-code:1903.v004d55388f30