zip scripts: remove previous zip files and add quiet flag (#38358)

Author: XhmikosR

Diff for: build/zip-examples.js

@@ -84,7 +84,7 @@ for (const file of sh.find(`${distFolder}/**/*.html`)) {
 }
 
 // create the zip file
-sh.exec(`zip -r9 "${distFolder}.zip" "${distFolder}"`)
+sh.exec(`zip -qr9 "${distFolder}.zip" "${distFolder}"`)
 
 // remove the folder we created
 sh.rm('-rf', distFolder)

Diff for: package.json

@@ -86,7 +86,7 @@
     "release": "npm-run-all dist release-sri docs-build release-zip*",
     "release-sri": "node build/generate-sri.js",
     "release-version": "node build/change-version.js",
-    "release-zip": "cross-env-shell \"rm -rf bootstrap-$npm_package_version-dist && cp -r dist/ bootstrap-$npm_package_version-dist && zip -r9 bootstrap-$npm_package_version-dist.zip bootstrap-$npm_package_version-dist && rm -rf bootstrap-$npm_package_version-dist\"",
+    "release-zip": "cross-env-shell \"rm -rf bootstrap-$npm_package_version-dist bootstrap-$npm_package_version-dist.zip && cp -r dist/ bootstrap-$npm_package_version-dist && zip -qr9 bootstrap-$npm_package_version-dist.zip bootstrap-$npm_package_version-dist && rm -rf bootstrap-$npm_package_version-dist\"",
     "release-zip-examples": "node build/zip-examples.js",
     "dist": "npm-run-all --aggregate-output --parallel css js",
     "test": "npm-run-all lint dist js-test docs-build docs-lint",