chore(jenkins): Update Jenkins plugins (#778)

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:6.955.v81e2a_35c08d3
+cloudbees-folder:6.959.v4ed5cc9e2dd4
 commons-lang3-api:3.17.0-84.vb_b_938040b_078
 commons-text-api:1.12.0-129.v99a_50df237f7
 configuration-as-code:1887.v9e47623cb_043