Bump rollup from 1.32.1 to 2.50.5

Bumps [rollup](https://github.com/rollup/rollup) from 1.32.1 to 2.50.5.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](rollup/rollup@v1.32.1...v2.50.5)

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

package.json

@@ -18,7 +18,7 @@
     "jest": "^24.8.0",
     "prettier": "^1.18.2",
     "pug-cli": "^1.0.0-alpha6",
-    "rollup": "^1.17.0",
+    "rollup": "^2.50.5",
     "rollup-plugin-terser": "^5.1.1",
     "rollup-plugin-typescript": "^1.0.1",
     "ts-jest": "^24.0.2",

yarn.lock

@@ -370,11 +370,6 @@
   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/istanbul-lib-coverage@*", "@types/istanbul-lib-coverage@^2.0.0":
   version "2.0.1"
   resolved "https://registry.yarnpkg.com/@types/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.1.tgz#42995b446db9a48a11a07ec083499a860e9138ff"
@@ -408,11 +403,6 @@
   resolved "https://registry.yarnpkg.com/@types/json-schema/-/json-schema-7.0.3.tgz#bdfd69d61e464dcc81b25159c270d75a73c1a636"
   integrity sha512-Il2DtDVRGDcqjDtE+rF8iqg1CArehSK84HZJCT7AMITlyXRBpuPhqGLDQMowraqqu1coEaimg4ZOqggt6L6L+A==
 
-"@types/node@*":
-  version "12.12.8"
-  resolved "https://registry.yarnpkg.com/@types/node/-/node-12.12.8.tgz#dab418655af39ce2fa99286a0bed21ef8072ac9d"
-  integrity sha512-XLla8N+iyfjvsa0KKV+BP/iGSoTmwxsu5Ci5sM33z9TjohF72DEz95iNvD6pPmemvbQgxAv/909G73gUn8QR7w==
-
 "@types/stack-utils@^1.0.1":
   version "1.0.1"
   resolved "https://registry.yarnpkg.com/@types/stack-utils/-/stack-utils-1.0.1.tgz#0a851d3bd96498fa25c33ab7278ed3bd65f06c3e"
@@ -1730,6 +1720,11 @@ fsevents@^1.2.7:
     nan "^2.12.1"
     node-pre-gyp "^0.12.0"
 
+fsevents@~2.3.1:
+  version "2.3.2"
+  resolved "https://registry.yarnpkg.com/fsevents/-/fsevents-2.3.2.tgz#8a526f78b8fdf4623b709e0b975c52c24c02fd1a"
+  integrity sha512-xiqMQR4xAeHTuB9uWm+fFRcIOgKBMiOBP+eXiyT7jsgVCq1bkVygt00oASowB7EdtpOHaaPgKt812P9ab+DDKA==
+
 function-bind@^1.1.1:
   version "1.1.1"
   resolved "https://registry.yarnpkg.com/function-bind/-/function-bind-1.1.1.tgz#a56899d3ea3c9bab874bb9773b7c5ede92f4895d"
@@ -3825,14 +3820,12 @@ rollup-pluginutils@^2.5.0, rollup-pluginutils@^2.8.2:
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@^1.17.0:
-  version "1.32.1"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-1.32.1.tgz#4480e52d9d9e2ae4b46ba0d9ddeaf3163940f9c4"
-  integrity sha512-/2HA0Ec70TvQnXdzynFffkjA6XN+1e2pEv/uKS5Ulca40g2L7KuOE3riasHoNVHOsFD5KKZgDsMk1CP3Tw9s+A==
-  dependencies:
-    "@types/estree" "*"
-    "@types/node" "*"
-    acorn "^7.1.0"
+rollup@^2.50.5:
+  version "2.50.5"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.50.5.tgz#bbee9d6411af3f5fa5c6e7e2c69f7a65b753e568"
+  integrity sha512-Ztz4NurU2LbS3Jn5rlhnYv35z6pkjBUmYKr94fOBIKINKRO6kug9NTFHArT7jqwMP2kqEZ39jJuEtkk91NBltQ==
+  optionalDependencies:
+    fsevents "~2.3.1"
 
 rsvp@^4.8.4:
   version "4.8.5"