Bump serialize-javascript, ngx-build-plus, @angular-builders/custom-webpack and @angular-devkit/build-angular in /zeppelin-web-angular#5212

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dependabot/npm_and_yarn/zeppelin-web-angular/multi-c8182d1e2fapache/zeppelin:dependabot/npm_and_yarn/zeppelin-web-angular/multi-c8182d1e2fCopy head branch name to clipboard