Remove temporary openssl-legacy-provider for nodejs ui build

[zachaller]

This flag was added in this PR

#2606

The error below is from the build pipeline without the above mentioned flag turned on.

$ rm -rf dist && webpack --config ./src/app/webpack.prod.js
/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:133
		if(isError) throw e;
		            ^

Error: error:0308010C:digital envelope routines::unsupported
    at new Hash (node:internal/crypto/hash:71:19)
    at Object.createHash (node:crypto:133:10)
    at module.exports (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/webpack/lib/util/createHash.js:135:53)
    at NormalModule._initBuildHash (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/webpack/lib/NormalModule.js:417:16)
    at handleParseError (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/webpack/lib/NormalModule.js:471:10)
    at /home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/webpack/lib/NormalModule.js:503:5
    at /home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/webpack/lib/NormalModule.js:358:12
    at /home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:373:3
    at iterateNormalLoaders (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:214:10)
    at iterateNormalLoaders (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:221:10)
    at /home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:236:3
    at context.callback (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:111:13)
    at makeSourceMapAndFinish (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/ts-loader/dist/index.js:58:5)
    at successLoader (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/ts-loader/dist/index.js:40:5)
    at Object.loader (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/ts-loader/dist/index.js:23:5)
    at LOADER_EXECUTION (/home/runner/work/argo-rollouts/argo-rollouts/ui/node_modules/loader-runner/lib/LoaderRunner.js:119:14) {
  opensslErrorStack: [ 'error:03000086:digital envelope routines::initialization error' ],
  library: 'digital envelope routines',
  reason: 'unsupported',
  code: 'ERR_OSSL_EVP_UNSUPPORTED'
}

https://stackoverflow.com/questions/69394632/webpack-build-failing-with-err-ossl-evp-unsupported

[github-actions]

This issue is stale because it has been open 60 days with no activity.