chore(deps): update dependency rollup to v2 (#147)

Co-authored-by: Renovate Bot <bot@renovateapp.com>

package.json

@@ -82,7 +82,7 @@
     "react-modal": "3.11.1",
     "react-motion": "0.5.2",
     "react-tooltip": "4.0.3",
-    "rollup": "1.31.1",
+    "rollup": "2.2.0",
     "react-test-renderer": "16.12.0",
     "rollup-plugin-babel": "4.4.0",
     "rollup-plugin-babel-minify": "9.1.1",

yarn.lock

@@ -2801,11 +2801,6 @@
   resolved "https://registry.yarnpkg.com/@types/eslint-visitor-keys/-/eslint-visitor-keys-1.0.0.tgz#1ee30d79544ca84d68d4b3cdb0af4f205663dd2d"
   integrity sha512-OCutwjDZ4aFS6PB1UZ988C4YgwlBHJd6wCeQqaLdmadZ/7e+w79+hbMUFC1QXDNCmdyoRfAFdm0RypzwR+Qpag==
 
-"@types/estree@*":
-  version "0.0.39"
-  resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
-  integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
-
 "@types/history@*":
   version "4.7.3"
   resolved "https://registry.yarnpkg.com/@types/history/-/history-4.7.3.tgz#856c99cdc1551d22c22b18b5402719affec9839a"
@@ -7350,7 +7345,7 @@ fsevents@^1.2.7:
     nan "^2.12.1"
     node-pre-gyp "^0.12.0"
 
-fsevents@^2.1.2:
+fsevents@^2.1.2, fsevents@~2.1.2:
   version "2.1.2"
   resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.1.2.tgz#4c0a1fb34bc68e543b4b82a9ec392bfbda840805"
   integrity sha512-R4wDiBwZ0KzpgOWetKDug1FZcYhqYnUYKtfZYt4mD5SBz76q0KR4Q9o7GIPamsVPGmW3EYPPJ0dOOjvx32ldZA==
@@ -13817,14 +13812,12 @@ rollup-pluginutils@^2.8.1:
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@1.31.1:
-  version "1.31.1"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.31.1.tgz#4170d6f87148d46e5fbe29b493f8f3ea3453c96f"
-  integrity sha512-2JREN1YdrS/kpPzEd33ZjtuNbOuBC3ePfuZBdKEybvqcEcszW1ckyVqzcEiEe0nE8sqHK+pbJg+PsAgRJ8+1dg==
-  dependencies:
-    "@types/estree" "*"
-    "@types/node" "*"
-    acorn "^7.1.0"
+rollup@2.2.0:
+  version "2.2.0"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.2.0.tgz#d82cfd6eda6d9561593a7e8a2fc0b72811a89b49"
+  integrity sha512-iAu/j9/WJ0i+zT0sAMuQnsEbmOKzdQ4Yxu5rbPs9aUCyqveI1Kw3H4Fi9NWfCOpb8luEySD2lDyFWL9CrLE8iw==
+  optionalDependencies:
+    fsevents "~2.1.2"
 
 rotating-file-stream@^2.0.2:
   version "2.0.2"