Update dependency rollup to v2 (Dig-Doug#98)

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

Author: renovate[bot]

package.json

@@ -23,7 +23,7 @@
     "karma-requirejs": "1.1.0",
     "karma-sourcemap-loader": "0.3.7",
     "requirejs": "2.3.6",
-    "rollup": "1.32.1",
+    "rollup": "2.0.3",
     "rollup-plugin-commonjs": "10.1.0",
     "rollup-plugin-node-resolve": "5.2.0",
     "ts-protoc-gen": "0.12.0",

yarn.lock

@@ -122,7 +122,7 @@
   resolved "https://registry.yarnpkg.com/@types/color-name/-/color-name-1.1.1.tgz#1c1261bbeaa10a8055bbc5d8ab84b7b2afc846a0"
   integrity sha512-rr+OQyAjxze7GgWrSaJwydHStIhHq2lvY3BOC2Mj7KnzI7XK0Uw1TOOdI9lDoajEbSWLiYgoo4f1R51erQfhPQ==
 
-"@types/estree@*", "@types/estree@0.0.39":
+"@types/estree@0.0.39":
   version "0.0.39"
   resolved "https://registry.yarnpkg.com/@types/estree/-/estree-0.0.39.tgz#e177e699ee1b8c22d23174caaa7422644389509f"
   integrity sha512-EYNwp3bU+98cpU4lAWYYL7Zz+2gryWH1qbdDTidVd6hkiR6weksdbMadyXKXNPEkQFhXM+hVO9ZygomHXp+AIw==
@@ -172,11 +172,6 @@ accepts@~1.3.4:
     mime-types "~2.1.24"
     negotiator "0.6.2"
 
-acorn@^7.1.0:
-  version "7.1.0"
-  resolved "https://registry.yarnpkg.com/acorn/-/acorn-7.1.0.tgz#949d36f2c292535da602283586c2477c57eb2d6c"
-  integrity sha512-kL5CuoXA/dgxlBbVrflsflzQ3PAas7RYZB52NOm/6839iVYJgKMJ3cQJD+t2i5+qFa8h3MDpEOJiS64E8JLnSQ==
-
 after@0.8.2:
   version "0.8.2"
   resolved "https://registry.yarnpkg.com/after/-/after-0.8.2.tgz#fedb394f9f0e02aa9768e702bda23b505fae7e1f"
@@ -1772,14 +1767,12 @@ rollup-pluginutils@^2.8.1:
   dependencies:
     estree-walker "^0.6.1"
 
-rollup@1.32.1:
-  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@2.0.3:
+  version "2.0.3"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.0.3.tgz#b28fd528b3b15a8caf01fa7446c83bd66142b0ab"
+  integrity sha512-OjTD1pmtqCFaaoTl+zf3dXlG0FR1PudauQzAYmP5hDLLrrisXP6EuzAx9MY6En5bv61e8F6JGcVQxsVOcqFTUA==
+  optionalDependencies:
+    fsevents "~2.1.2"
 
 safe-buffer@^5.0.1:
   version "5.2.0"