chore(gemfile.lock): update to latest gem versions (2021-W52) [skip ci]

* Automated using myii/ssf-formula#396

Author: myii

Gemfile.lock

@@ -39,10 +39,10 @@ GIT
 
 GIT
   remote: https://gitlab.com/saltstack-formulas/infrastructure/kitchen-docker
-  revision: 428c89fc250b3790abad5ecb0afe0c3d4956084c
+  revision: 4e03ca42d98624323c1c2d91ceb39c09a29bbfc8
   branch: ssf
   specs:
-    kitchen-docker (2.11.0)
+    kitchen-docker (2.12.0)
       test-kitchen (>= 1.0.0)
 
 GEM
@@ -300,26 +300,26 @@ GEM
     azure_mgmt_storage (0.23.0)
       ms_rest_azure (~> 0.12.0)
     bcrypt_pbkdf (1.1.0)
-    bson (4.12.1)
+    bson (4.13.0)
     builder (3.2.4)
-    chef-config (17.8.25)
+    chef-config (17.9.18)
       addressable
-      chef-utils (= 17.8.25)
+      chef-utils (= 17.9.18)
       fuzzyurl
       mixlib-config (>= 2.2.12, < 4.0)
       mixlib-shellout (>= 2.0, < 4.0)
       tomlrb (~> 1.2)
     chef-telemetry (1.1.1)
       chef-config
       concurrent-ruby (~> 1.0)
-    chef-utils (17.8.25)
+    chef-utils (17.9.18)
       concurrent-ruby
     coderay (1.1.3)
     concurrent-ruby (1.1.9)
     cookstyle (7.25.10)
       rubocop (= 1.23.0)
     declarative (0.0.20)
-    diff-lcs (1.4.4)
+    diff-lcs (1.5.0)
     docker-api (2.2.0)
       excon (>= 0.47.0)
       multi_json
@@ -472,7 +472,7 @@ GEM
       rubocop-ast (>= 1.12.0, < 2.0)
       ruby-progressbar (~> 1.7)
       unicode-display_width (>= 1.4.0, < 3.0)
-    rubocop-ast (1.15.0)
+    rubocop-ast (1.15.1)
       parser (>= 3.0.1.1)
     ruby-progressbar (1.11.0)
     ruby2_keywords (0.0.5)