chore(deps): bump apollo-client from 2.4.12 to 2.5.1

Bumps [apollo-client](https://github.com/apollographql/apollo-client) from 2.4.12 to 2.5.1.
- [Release notes](https://github.com/apollographql/apollo-client/releases)
- [Changelog](https://github.com/apollographql/apollo-client/blob/master/CHANGELOG.md)
- [Commits](https://github.com/apollographql/apollo-client/compare/apollo-client@2.4.12...apollo-client@2.5.1)

Signed-off-by: dependabot[bot] <support@dependabot.com>

yarn.lock

@@ -1045,25 +1045,26 @@ apollo-cache-inmemory@^1.3.11:
     optimism "^0.6.9"
     tslib "^1.9.3"
 
-apollo-cache@1.1.25, apollo-cache@^1.1.21, apollo-cache@^1.1.25:
-  version "1.1.25"
-  resolved "https://registry.yarnpkg.com/apollo-cache/-/apollo-cache-1.1.25.tgz#87a15a2a19993bb07234ccee6839b59d6fb49ac5"
-  integrity sha512-9HhI/tVEHAeGaJJvi1Vpf6PzXUCA0PqNbigi2G3uOc180JjxbcaBvEbKXMEDb/UyTXkFWzI4PiPDuDQFqmIMSA==
+apollo-cache@1.2.1, apollo-cache@^1.1.21, apollo-cache@^1.1.25:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/apollo-cache/-/apollo-cache-1.2.1.tgz#aae71eb4a11f1f7322adc343f84b1a39b0693644"
+  integrity sha512-nzFmep/oKlbzUuDyz6fS6aYhRmfpcHWqNkkA9Bbxwk18RD6LXC4eZkuE0gXRX0IibVBHNjYVK+Szi0Yied4SpQ==
   dependencies:
-    apollo-utilities "^1.1.2"
+    apollo-utilities "^1.2.1"
     tslib "^1.9.3"
 
 apollo-client@^2.4.7:
-  version "2.4.12"
-  resolved "https://registry.yarnpkg.com/apollo-client/-/apollo-client-2.4.12.tgz#9fa15f502d04f8cc788a9fbb825163b437681504"
-  integrity sha512-E5ClFSB9btJLYibLKwLDSCg+w9tI+25eZgXOM+DClawu7of4d/xhuV/xvpuZpsMP3qwrp0QPacBnfG4tUJs3/w==
+  version "2.5.1"
+  resolved "https://registry.yarnpkg.com/apollo-client/-/apollo-client-2.5.1.tgz#36126ed1d32edd79c3713c6684546a3bea80e6d1"
+  integrity sha512-MNcQKiqLHdGmNJ0rZ0NXaHrToXapJgS/5kPk0FygXt+/FmDCdzqcujI7OPxEC6e9Yw5S/8dIvOXcRNuOMElHkA==
   dependencies:
     "@types/zen-observable" "^0.8.0"
-    apollo-cache "1.1.25"
+    apollo-cache "1.2.1"
     apollo-link "^1.0.0"
     apollo-link-dedup "^1.0.0"
-    apollo-utilities "1.1.2"
+    apollo-utilities "1.2.1"
     symbol-observable "^1.0.2"
+    ts-invariant "^0.2.1"
     tslib "^1.9.3"
     zen-observable "^0.8.0"
 
@@ -1118,12 +1119,13 @@ apollo-link@^1.0.0, apollo-link@^1.2.3, apollo-link@^1.2.6, apollo-link@^1.2.8:
   dependencies:
     zen-observable-ts "^0.8.15"
 
-apollo-utilities@1.1.2, apollo-utilities@^1.0.1, apollo-utilities@^1.1.2:
-  version "1.1.2"
-  resolved "https://registry.yarnpkg.com/apollo-utilities/-/apollo-utilities-1.1.2.tgz#aa5eca9d1f1eb721c381a22e0dde03559d856db3"
-  integrity sha512-EjDx8vToK+zkWIxc76ZQY/irRX52puNg04xf/w8R0kVTDAgHuVfnFVC01O5vE25kFnIaa5em0pFI0p9b6YMkhQ==
+apollo-utilities@1.2.1, apollo-utilities@^1.0.1, apollo-utilities@^1.1.2, apollo-utilities@^1.2.1:
+  version "1.2.1"
+  resolved "https://registry.yarnpkg.com/apollo-utilities/-/apollo-utilities-1.2.1.tgz#1c3a1ebf5607d7c8efe7636daaf58e7463b41b3c"
+  integrity sha512-Zv8Udp9XTSFiN8oyXOjf6PMHepD4yxxReLsl6dPUy5Ths7jti3nmlBzZUOxuTWRwZn0MoclqL7RQ5UEJN8MAxg==
   dependencies:
     fast-json-stable-stringify "^2.0.0"
+    ts-invariant "^0.2.1"
     tslib "^1.9.3"
 
 aproba@^1.0.3, aproba@^1.1.1:
@@ -9625,6 +9627,13 @@ trim-right@^1.0.1:
   resolved "https://registry.yarnpkg.com/trim-right/-/trim-right-1.0.1.tgz#cb2e1203067e0c8de1f614094b9fe45704ea6003"
   integrity sha1-yy4SAwZ+DI3h9hQJS5/kVwTqYAM=
 
+ts-invariant@^0.2.1:
+  version "0.2.1"
+  resolved "https://registry.yarnpkg.com/ts-invariant/-/ts-invariant-0.2.1.tgz#3d587f9d6e3bded97bf9ec17951dd9814d5a9d3f"
+  integrity sha512-Z/JSxzVmhTo50I+LKagEISFJW3pvPCqsMWLamCTX8Kr3N5aMrnGOqcflbe5hLUzwjvgPfnLzQtHZv0yWQ+FIHg==
+  dependencies:
+    tslib "^1.9.3"
+
 tslib@^1.9.0, tslib@^1.9.3:
   version "1.9.3"
   resolved "https://registry.yarnpkg.com/tslib/-/tslib-1.9.3.tgz#d7e4dd79245d85428c4d7e4822a79917954ca286"