build: update rollup to version 2.12.0

Author: renovate-bot

packages/angular_devkit/build_angular/package.json

@@ -50,7 +50,7 @@
     "regenerator-runtime": "0.13.5",
     "resolve-url-loader": "3.1.1",
     "rimraf": "3.0.2",
-    "rollup": "2.11.2",
+    "rollup": "2.12.0",
     "rxjs": "6.5.5",
     "sass": "1.26.7",
     "sass-loader": "8.0.2",

yarn.lock

@@ -11333,10 +11333,10 @@ rollup-plugin-sourcemaps@^0.6.0:
     "@rollup/pluginutils" "^3.0.9"
     source-map-resolve "^0.6.0"
 
-rollup@2.11.2:
-  version "2.11.2"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.11.2.tgz#b1273ad3e43953d09807672f6b72d08f9f9bc008"
-  integrity sha512-pJT6mfH+/gh1sOWyNMAWxjbYGL5x2AfsaR0SWLRwq2e7vxOKt/0mBjtYDTVYF8JXxVzmnuDzA+EpsPLWt/oyrg==
+rollup@2.12.0:
+  version "2.12.0"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.12.0.tgz#12d49d1db23020f75184da725d064d3db5245678"
+  integrity sha512-vKwc/xFkZGM9DRai3Eztpr/4g0yYDgNKVq8tLXhq/aSLbR+/EVL6rTjEW9bgWgeYEIKoN66/5w2Bjv1gzyHR/w==
   optionalDependencies:
     fsevents "~2.1.2"