chore(deps): update dependency rollup to v2.26.8

Author: renovate-bot

package.json

@@ -119,7 +119,7 @@
     "clang-format": "1.4.0",
     "jasmine": "3.6.1",
     "prettier": "2.1.1",
-    "rollup": "2.26.6",
+    "rollup": "2.26.8",
     "rollup-plugin-commonjs": "10.1.0",
     "tslint": "6.1.3",
     "tslint-eslint-rules": "5.4.0",

yarn.lock

@@ -1290,10 +1290,10 @@ rollup-pluginutils@^2.8.1:
   dependencies:
     estree-walker "^0.6.1"
 
-[email protected].6:
-  version "2.26.6"
-  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.26.6.tgz#0b460c1da224c6af12a1e948a28c513aa11f2b93"
-  integrity sha512-iSB7eE3k/VNQHnI7ckS++4yIqTamoUCB1xo7MswhJ/fg22oFYR5+xCrUZVviBj97jvc5A31MPbVMw1Wc3jWxmw==
+[email protected].8:
+  version "2.26.8"
+  resolved "https://registry.yarnpkg.com/rollup/-/rollup-2.26.8.tgz#7b02353835a73c4797f42177a5fa3fc074012713"
+  integrity sha512-li9WaJYc5z9WzV1jhZbPQCrsOpGNsI+Li1qyrn5n745ZNSnlkRlBtj1Hs+Z0Dc2N1+P7HT34UKAEASqN9Th8cg==
   optionalDependencies:
     fsevents "~2.1.2"