chore(deps-dev): bump rollup from 1.2.1 to 1.4.1

Bumps [rollup](https://github.com/rollup/rollup) from 1.2.1 to 1.4.1.
- [Release notes](https://github.com/rollup/rollup/releases)
- [Changelog](https://github.com/rollup/rollup/blob/master/CHANGELOG.md)
- [Commits](https://github.com/rollup/rollup/compare/v1.2.1...v1.4.1)

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

web3.js/package-lock.json

@@ -16596,20 +16596,26 @@
       }
     },
     "rollup": {
-      "version": "1.2.1",
-      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.2.1.tgz",
-      "integrity": "sha512-rFf7m2MHwjSYjSCFdA7ckGluMcQRcC3dKn6uAWYrk/6wnUrdQhJJruumkk5IV/3KMdmuc9qORmTu1VPBa2Ii8w==",
+      "version": "1.4.1",
+      "resolved": "https://registry.npmjs.org/rollup/-/rollup-1.4.1.tgz",
+      "integrity": "sha512-YWf5zeR6SWtqZmCnuYs4a+ZJetj8NT4yfBMPXekWHW4L3144jM+J2AWagQVejB0FwCqjEUP9l8o4hg1rPDfQlg==",
       "dev": true,
       "requires": {
         "@types/estree": "0.0.39",
-        "@types/node": "*",
-        "acorn": "^6.1.0"
+        "@types/node": "^11.9.5",
+        "acorn": "^6.1.1"
       },
       "dependencies": {
+        "@types/node": {
+          "version": "11.10.4",
+          "resolved": "https://registry.npmjs.org/@types/node/-/node-11.10.4.tgz",
+          "integrity": "sha512-wa09itaLE8L705aXd8F80jnFpxz3Y1/KRHfKsYL2bPc0XF+wEWu8sR9n5bmeu8Ba1N9z2GRNzm/YdHcghLkLKg==",
+          "dev": true
+        },
         "acorn": {
-          "version": "6.1.0",
-          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.0.tgz",
-          "integrity": "sha512-MW/FjM+IvU9CgBzjO3UIPCE2pyEwUsoFl+VGdczOPEdxfGFjuKny/gN54mOuX7Qxmb9Rg9MCn2oKiSUeW+pjrw==",
+          "version": "6.1.1",
+          "resolved": "https://registry.npmjs.org/acorn/-/acorn-6.1.1.tgz",
+          "integrity": "sha512-jPTiwtOxaHNaAPg/dmrJ/beuzLRnXtB0kQPQ8JpotKJgTB6rX6c8mlf315941pyjBSaPg8NHXS9fhP4u17DpGA==",
           "dev": true
         }
       }

web3.js/package.json

@@ -111,7 +111,7 @@
     "marked": "^0.6.0",
     "prettier": "^1.14.3",
     "rimraf": "2.6.3",
-    "rollup": "1.2.1",
+    "rollup": "1.4.1",
     "rollup-plugin-babel": "^4.3.2",
     "rollup-plugin-commonjs": "9.2.0",
     "rollup-plugin-json": "^3.0.0",