Update gems.

Gemfile.lock

@@ -232,9 +232,9 @@ GEM
       railties (>= 3.0.0, < 7)
     metaclass (0.0.4)
     method_source (0.9.2)
-    mime-types (3.2.2)
+    mime-types (3.3)
       mime-types-data (~> 3.2015)
-    mime-types-data (3.2019.0331)
+    mime-types-data (3.2019.0904)
     mimemagic (0.3.3)
     mini_mime (1.0.2)
     mini_portile2 (2.4.0)
@@ -259,7 +259,7 @@ GEM
     net-sftp (2.1.2)
       net-ssh (>= 2.6.5)
     net-ssh (5.2.0)
-    newrelic_rpm (6.5.0.357)
+    newrelic_rpm (6.6.0.358)
     nio4r (2.5.1)
     nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
@@ -346,7 +346,7 @@ GEM
     ruby-vips (2.0.14)
       ffi (~> 1.9)
     ruby_dep (1.5.0)
-    rubyzip (1.2.3)
+    rubyzip (1.2.4)
     safe_yaml (1.0.5)
     sanitize (5.0.0)
       crass (~> 1.0.2)
@@ -421,7 +421,7 @@ GEM
     unicorn-worker-killer (0.4.4)
       get_process_mem (~> 0)
       unicorn (>= 4, < 6)
-    webmock (3.7.1)
+    webmock (3.7.2)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)
@@ -435,7 +435,7 @@ GEM
     websocket-extensions (0.1.4)
     whenever (1.0.0)
       chronic (>= 0.6.3)
-    zeitwerk (2.1.9)
+    zeitwerk (2.1.10)
 
 PLATFORMS
   ruby