Update packages to v8

Author: thicodes

example-hooks/package.json

@@ -21,8 +21,8 @@
     "prop-types": "^15.6.2",
     "react": "^16.11.0",
     "react-dom": "^16.11.0",
-    "react-relay": "^7.0.0",
-    "relay-runtime": "^7.0.0",
+    "react-relay": "^8.0.0",
+    "relay-runtime": "^8.0.0",
     "todomvc-app-css": "^2.1.0",
     "todomvc-common": "^1.0.3",
     "webpack": "^4.41.2",
@@ -35,7 +35,7 @@
     "@types/prop-types": "^15.5.5",
     "@types/react": "^16.4.12",
     "@types/react-dom": "^16.0.7",
-    "@types/react-relay": "^7.0.0",
+    "@types/react-relay": "^7.0.3",
     "@types/relay-runtime": "^6.0.8",
     "babel-cli": "^6.26.0",
     "babel-core": "^6.26.0",
@@ -51,7 +51,7 @@
     "fork-ts-checker-webpack-plugin": "^3.1.1",
     "patch-package": "^6.2.0",
     "postinstall-postinstall": "^2.0.0",
-    "relay-compiler": "^7.0.0",
+    "relay-compiler": "^8.0.0",
     "relay-compiler-language-typescript": "file:.yalc/relay-compiler-language-typescript",
     "ts-loader": "^6.2.0",
     "tslint": "^5.20.0",