[Snyk] Security upgrade webpack-dev-server from 3.11.3 to 4.8.0#23

one000mph wants to merge 1 commit intomastersimplewebrtc/simplewebrtc-demo-app:masterfrom

snyk-fix-47eeccabd38190062c9238d65947f173simplewebrtc/simplewebrtc-demo-app:snyk-fix-47eeccabd38190062c9238d65947f173Copy head branch name to clipboard