chore(deps-dev): bump webpack-cli from 3.3.7 to 3.3.8 (#360)

Bumps [webpack-cli](https://github.com/webpack/webpack-cli) from 3.3.7 to 3.3.8.
- [Release notes](https://github.com/webpack/webpack-cli/releases)
- [Changelog](https://github.com/webpack/webpack-cli/blob/v3.3.8/CHANGELOG.md)
- [Commits](https://github.com/webpack/webpack-cli/compare/v3.3.7...v3.3.8)

Signed-off-by: dependabot-preview[bot] <support@dependabot.com>

package.json

@@ -200,7 +200,7 @@
 		"ts-loader": "^6.0.4",
 		"typescript": "^3.6.2",
 		"webpack": "^4.39.3",
-		"webpack-cli": "^3.3.7"
+		"webpack-cli": "^3.3.8"
 	},
 	"engines": {
 		"vscode": "^1.37.0"

yarn.lock

@@ -3581,10 +3581,10 @@ watchpack@^1.6.0:
     graceful-fs "^4.1.2"
     neo-async "^2.5.0"
 
-webpack-cli@^3.3.7:
-  version "3.3.7"
-  resolved "https://registry.yarnpkg.com/webpack-cli/-/webpack-cli-3.3.7.tgz#77c8580dd8e92f69d635e0238eaf9d9c15759a91"
-  integrity sha512-OhTUCttAsr+IZSMVwGROGRHvT+QAs8H6/mHIl4SvhAwYywjiylYjpwybGx7WQ9Hkb45FhjtsymkwiRRbGJ1SZQ==
+webpack-cli@^3.3.8:
+  version "3.3.8"
+  resolved "https://registry.yarnpkg.com/webpack-cli/-/webpack-cli-3.3.8.tgz#caeaebcc26f685db1736e5decd3f01aac30123ec"
+  integrity sha512-RANYSXwikSWINjHMd/mtesblNSpjpDLoYTBtP99n1RhXqVI/wxN40Auqy42I7y4xrbmRBoA5Zy5E0JSBD5XRhw==
   dependencies:
     chalk "2.4.2"
     cross-spawn "6.0.5"