Pin typescript versions

Author: AbhiPrasad

.prettierrc.json

@@ -2,6 +2,5 @@
   "printWidth": 120,
   "proseWrap": "always",
   "singleQuote": true,
-  "trailingComma": "all",
-  "arrowParens": "avoid"
+  "trailingComma": "all"
 }

packages/angular/package.json

@@ -31,7 +31,7 @@
     "npm-run-all": "^4.1.2",
     "prettier": "1.17.0",
     "rimraf": "^2.6.3",
-    "typescript": "^3.5.1"
+    "typescript": "3.4.5"
   },
   "scripts": {
     "build": "run-p build:es5 build:esm",

packages/ember/package.json

@@ -71,7 +71,7 @@
     "loader.js": "^4.7.0",
     "npm-run-all": "^4.1.5",
     "qunit-dom": "^1.2.0",
-    "typescript": "^3.9.7"
+    "typescript": "3.4.5"
   },
   "engines": {
     "node": "10.* || >= 12"

packages/typescript/package.json

@@ -16,7 +16,7 @@
   },
   "peerDependencies": {
     "tslint": "5.16.0",
-    "typescript": "^3.2.0"
+    "typescript": "^3.4.5"
   },
   "scripts": {
     "link:yarn": "yarn link"

yarn.lock

@@ -17918,11 +17918,6 @@ [email protected]:
   resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.4.5.tgz#2d2618d10bb566572b8d7aad5180d84257d70a99"
   integrity sha512-YycBxUb49UUhdNMU5aJ7z5Ej2XGmaIBL0x34vZ82fn3hGvD+bgrMrVDpatgz2f7YxUMJxMkbWxJZeAvDxVe7Vw==
 
-typescript@^3.5.1, typescript@^3.9.7:
-  version "3.9.7"
-  resolved "https://registry.yarnpkg.com/typescript/-/typescript-3.9.7.tgz#98d600a5ebdc38f40cb277522f12dc800e9e25fa"
-  integrity sha512-BLbiRkiBzAwsjut4x/dsibSTB6yWpwT5qWmC2OfuCg3GgVQCSgMs4vEctYPhsaGtd0AeuuHMkjZ2h2WG8MSzRw==
-
 ua-parser-js@^0.7.18:
   version "0.7.21"
   resolved "https://registry.yarnpkg.com/ua-parser-js/-/ua-parser-js-0.7.21.tgz#853cf9ce93f642f67174273cc34565ae6f308777"