Fix build of JS packages [SCI-3377]

Gemfile.lock

@@ -160,7 +160,7 @@ GEM
       execjs
     coffee-script-source (1.12.2)
     commit_param_routing (0.0.1)
-    concurrent-ruby (1.0.5)
+    concurrent-ruby (1.1.5)
     crack (0.4.3)
       safe_yaml (~> 1.0.0)
     crass (1.0.4)
@@ -213,7 +213,7 @@ GEM
     docile (1.1.5)
     doorkeeper (5.0.0)
       railties (>= 4.2)
-    erubi (1.7.1)
+    erubi (1.8.0)
     et-orbi (1.1.7)
       tzinfo
     execjs (2.7.0)
@@ -296,7 +296,7 @@ GEM
       nokogiri (>= 1.5.9)
     mail (2.7.0)
       mini_mime (>= 0.1.1)
-    method_source (0.9.0)
+    method_source (0.9.2)
     mime-types (1.25.1)
     mimemagic (0.3.2)
     mini_mime (1.0.0)
@@ -369,7 +369,7 @@ GEM
     public_suffix (3.0.2)
     puma (3.11.2)
     raabro (1.1.6)
-    rack (2.0.6)
+    rack (2.0.7)
     rack-attack (5.4.1)
       rack (>= 1.0, < 3)
     rack-proxy (0.6.5)
@@ -515,7 +515,7 @@ GEM
     stream (0.5)
     terrapin (0.6.0)
       climate_control (>= 0.0.3, < 1.0)
-    thor (0.20.0)
+    thor (0.20.3)
     thread_safe (0.3.6)
     tilt (2.0.8)
     timecop (0.9.1)
@@ -537,7 +537,7 @@ GEM
       addressable (>= 2.3.6)
       crack (>= 0.3.2)
       hashdiff
-    webpacker (3.5.5)
+    webpacker (3.6.0)
       activesupport (>= 4.2)
       rack-proxy (>= 0.6.1)
       railties (>= 4.2)