chore(deps): update dependency rollup to v2

package-lock.json

@@ -879,12 +879,6 @@
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       "dev": true
     },
-    "@types/estree": {
-      "version": "0.0.42",
-      "resolved": "https://registry.npmjs.org/@types/estree/-/estree-0.0.42.tgz",
-      "integrity": "sha512-K1DPVvnBCPxzD+G51/cxVIoc2X8uUVl1zpJeE6iKcgHMj4+tbat5Xu4TjV7v2QSDbIeAfLi2hIk+u2+s0MlpUQ==",
-      "dev": true
-    },
     "@types/istanbul-lib-coverage": {
       "version": "2.0.1",
       "resolved": "https://registry.npmjs.org/@types/istanbul-lib-coverage/-/istanbul-lib-coverage-2.0.1.tgz",
@@ -7116,14 +7110,12 @@
       }
     },
     "rollup": {
-      "version": "1.32.0",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.32.0.tgz",
-      "integrity": "sha512-ab2tF5pdDqm2zuI8j02ceyrJSScl9V2C24FgWQ1v1kTFTu1UrG5H0hpP++mDZlEFyZX4k0chtGEHU2i+pAzBgA==",
+      "version": "2.0.6",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-2.0.6.tgz",
+      "integrity": "sha512-P42IlI6a/bxh52ed8hEXXe44LcHfep2f26OZybMJPN1TTQftibvQEl3CWeOmJrzqGbFxOA000QXDWO9WJaOQpA==",
       "dev": true,
       "requires": {
-        "@types/estree": "*",
-        "@types/node": "*",
-        "acorn": "^7.1.0"
+        "fsevents": "~2.1.2"
       }
     },
     "rollup-plugin-dts": {