ci: use --frozen-lockfile

Use `yarn --frozen-lockfile` to ensure up to date dependencies.

Thanks to @ishitatsuyuki for pushing for this change.

Followup to #6254, #6772.
Fix #6237.

Author: filipesilva

.appveyor.yml

@@ -7,7 +7,7 @@ matrix:
 
 install:
   - ps: Install-Product node $env:nodejs_version
-  - yarn install
+  - yarn --frozen-lockfile
 
 test_script:
   - node --version

.travis.yml

@@ -74,6 +74,9 @@ before_install:
   - yarn config set spin false
   - yarn config set progress false
 
+install:
+  - yarn --frozen-lockfile
+
 script:
   - if [[ "$SCRIPT" ]]; then npm run-script $SCRIPT; fi
   - if [[ "$NODE_SCRIPT" ]]; then node $NODE_SCRIPT; fi

yarn.lock

@@ -736,6 +736,10 @@ cipher-base@^1.0.0, cipher-base@^1.0.1, cipher-base@^1.0.3:
   dependencies:
     inherits "^2.0.1"
 
+circular-dependency-plugin@^3.0.0:
+  version "3.0.0"
+  resolved "https://registry.yarnpkg.com/circular-dependency-plugin/-/circular-dependency-plugin-3.0.0.tgz#9b68692e35b0e3510998d0164b6ae5011bea5760"
+
 circular-json@^0.3.1:
   version "0.3.1"
   resolved "https://registry.yarnpkg.com/circular-json/-/circular-json-0.3.1.tgz#be8b36aefccde8b3ca7aa2d6afc07a37242c0d2d"
@@ -1071,6 +1075,12 @@ core-js@^2.4.0:
   version "2.4.1"
   resolved "https://registry.yarnpkg.com/core-js/-/core-js-2.4.1.tgz#4de911e667b0eae9124e34254b53aea6fc618d3e"
 
+core-object@^3.1.0:
+  version "3.1.3"
+  resolved "https://registry.yarnpkg.com/core-object/-/core-object-3.1.3.tgz#df399b3311bdb0c909e8aae8929fc3c1c4b25880"
+  dependencies:
+    chalk "^1.1.3"
+
 core-util-is@~1.0.0:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/core-util-is/-/core-util-is-1.0.2.tgz#b5fd54220aa2bc5ab57aab7140c940754503c1a7"
@@ -1281,7 +1291,7 @@ dateformat@^1.0.11, dateformat@^1.0.12:
     get-stdin "^4.0.1"
     meow "^3.3.0"
 
-debug@*, debug@2.6.8, debug@^2.1.1, debug@^2.1.3, debug@^2.2.0, debug@^2.6.1, debug@^2.6.8:
+debug@*, debug@2.6.8, debug@^2.1.1, debug@^2.2.0, debug@^2.6.1, debug@^2.6.8:
   version "2.6.8"
   resolved "https://registry.yarnpkg.com/debug/-/debug-2.6.8.tgz#e731531ca2ede27d188222427da17821d68ff4fc"
   dependencies:
@@ -2288,6 +2298,19 @@ he@1.1.x:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/he/-/he-1.1.1.tgz#93410fd21b009735151f8868c2f271f3427e23fd"
 
+heimdalljs-logger@^0.1.9:
+  version "0.1.9"
+  resolved "https://registry.yarnpkg.com/heimdalljs-logger/-/heimdalljs-logger-0.1.9.tgz#d76ada4e45b7bb6f786fc9c010a68eb2e2faf176"
+  dependencies:
+    debug "^2.2.0"
+    heimdalljs "^0.2.0"
+
+heimdalljs@^0.2.0, heimdalljs@^0.2.4:
+  version "0.2.5"
+  resolved "https://registry.yarnpkg.com/heimdalljs/-/heimdalljs-0.2.5.tgz#6aa54308eee793b642cff9cf94781445f37730ac"
+  dependencies:
+    rsvp "~3.2.1"
+
 hmac-drbg@^1.0.0:
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/hmac-drbg/-/hmac-drbg-1.0.1.tgz#d2745701025a6c775a6c545793ed502fc0c649a1"
@@ -4471,6 +4494,10 @@ rsvp@^3.0.17:
   version "3.5.0"
   resolved "https://registry.yarnpkg.com/rsvp/-/rsvp-3.5.0.tgz#a62c573a4ae4e1dfd0697ebc6242e79c681eaa34"
 
+rsvp@~3.2.1:
+  version "3.2.1"
+  resolved "https://registry.yarnpkg.com/rsvp/-/rsvp-3.2.1.tgz#07cb4a5df25add9e826ebc67dcc9fd89db27d84a"
+
 run-async@^0.1.0:
   version "0.1.0"
   resolved "https://registry.yarnpkg.com/run-async/-/run-async-0.1.0.tgz#c8ad4a5e110661e402a7d21b530e009f25f8e389"