Update gems.

Gemfile.lock

@@ -83,8 +83,8 @@ GEM
       minitest (~> 5.1)
       tzinfo (~> 1.1)
       zeitwerk (~> 2.1, >= 2.1.8)
-    addressable (2.6.0)
-      public_suffix (>= 2.0.2, < 4.0)
+    addressable (2.7.0)
+      public_suffix (>= 2.0.2, < 5.0)
     airbrussh (1.3.3)
       sshkit (>= 1.6.1, != 1.7.0)
     awesome_print (1.8.0)
@@ -99,12 +99,12 @@ GEM
     aws-sigv4 (1.1.0)
       aws-eventstream (~> 1.0, >= 1.0.2)
     bcrypt (3.1.13)
-    bootsnap (1.4.4)
+    bootsnap (1.4.5)
       msgpack (~> 1.0)
     buftok (0.2.0)
     builder (3.2.3)
     byebug (11.0.1)
-    capistrano (3.11.0)
+    capistrano (3.11.1)
       airbrussh (>= 1.0.0)
       i18n
       rake (>= 10.0.0)
@@ -260,7 +260,7 @@ GEM
       net-ssh (>= 2.6.5)
     net-ssh (5.2.0)
     newrelic_rpm (6.5.0.357)
-    nio4r (2.4.0)
+    nio4r (2.5.1)
     nokogiri (1.10.4)
       mini_portile2 (~> 2.4.0)
     nokogiri (1.10.4-x64-mingw32)
@@ -288,7 +288,7 @@ GEM
       unicode (~> 0.4.4)
     pry-rails (0.3.9)
       pry (>= 0.10.4)
-    public_suffix (3.1.1)
+    public_suffix (4.0.1)
     rack (2.0.7)
     rack-contrib (2.1.0)
       rack (~> 2.0)
@@ -421,7 +421,7 @@ GEM
     unicorn-worker-killer (0.4.4)
       get_process_mem (~> 0)
       unicorn (>= 4, < 6)
-    webmock (3.6.2)
+    webmock (3.7.1)
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff (>= 0.4.0, < 2.0.0)