chore(release): version bump and changelog for 5.4.1. (#4953)

Author: qiyigg

CHANGELOG.md

@@ -1,3 +1,32 @@
+# 5.4.1
+
+## Features
+
+- ([7b08083](https://github.com/angular/protractor/commit/7b0808396458fbc2bd46c7e929f4effecb2a3f1e))
+  feat(driverProvider): Add useExistingWebDriver driver provider (#4756)
+
+- ([249e657](https://github.com/angular/protractor/commit/249e657baa605257c268f09078d56219776db9b1))
+  feat(example): add examples of usage protractor framework with angular-material components;
+  (#4891)
+
+## Fixes
+
+- ([39485ca](https://github.com/angular/protractor/commit/39485ca49ad751814ae112b224ae054e697e102f))
+  fix(typo): fixed typo in EC expectation alias (#4952)
+
+- ([07fefeb](https://github.com/angular/protractor/commit/07fefeb9636f8b3506df2eacbdb4ada29f50fbbd))
+  fix(browser): browser.navigate() return type. (#4932)
+
+  Changing return type of browser.navigate() to be Navigation instead of any.
+
+- ([0b1820c](https://github.com/angular/protractor/commit/0b1820c6c1d8b13e8fb2e64f27e4fe1d3cbcdd73))
+  fix(package-lock.json): update package-lock.json to match package.json. (#4931)
+
+## Dependencies
+
+- ([2632bb6](https://github.com/angular/protractor/commit/2632bb67c3ac7773e8b769cd5c5ee5c6d7b69f3d))
+  deps(webdriver_js_extender): update webdriver_js_extender to 2.1 (#4934)
+
 # 5.4.0
 
 ## Features

package-lock.json

@@ -82,5 +82,5 @@
   "engines": {
     "node": ">=6.9.x"
   },
-  "version": "5.4.0"
+  "version": "5.4.1"
 }