build(deps-dev): bump rollup from 2.6.1 to 2.7.1 (#255)

Author: dependabot-preview[bot]

package.json

@@ -91,7 +91,7 @@
     "minimist": "^1.2.5",
     "mock-socket": "^9.0.3",
     "rimraf": "^3.0.2",
-    "rollup": "^2.6.1",
+    "rollup": "^2.7.1",
     "rollup-plugin-terser": "^5.3.0",
     "rollup-plugin-typescript2": "^0.27.0",
     "ts-jest": "^25.4.0",

yarn.lock

@@ -10179,10 +10179,10 @@ rollup-pluginutils@^2.8.2:
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@^2.6.1:
-  version "2.6.1"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.6.1.tgz#8354e67caa7b8bf24c2488d9e2f64da2be62eebe"
-  integrity sha512-1RhFDRJeg027YjBO6+JxmVWkEZY0ASztHhoEUEWxOwkh4mjO58TFD6Uo7T7Y3FbmDpRTfKhM5NVxJyimCn0Elg==
+rollup@^2.7.1:
+  version "2.7.1"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.7.1.tgz#d571e49a35b1c923fe9cf6f7290dba2482864fdc"
+  integrity sha512-c1FCjY8HK1nAq0bTZHaR72ZknpP7p0EjxbcVc6BcmtOosurK//P5jtwxX+f/4fgtbrjczqf0uvR+EdtxpriE8g==
   optionalDependencies:
     fsevents "~2.1.2"