Fix z-index for region selector

[Hacksore]

Fix the dropdown z-index so it'd renders on top of the sticky headers.

Before:

After:

Also had to regen the lock file because of npm/cli#4828 and missing optional dep for rollup and my architecture.

master ✔ $ npm run dev  

> 2fa.directory@6.0.0 dev
> vite

/Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js:63
                throw new Error(
                      ^

Error: Cannot find module @rollup/rollup-darwin-arm64. npm has a bug related to optional dependencies (https://github.com/npm/cli/issues/4828). Please try `npm i` again after removing both pac
kage-lock.json and node_modules directory.
    at requireWithFriendlyError (/Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js:63:9)
    at Object.<anonymous> (/Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js:72:76)
    at Module._compile (node:internal/modules/cjs/loader:1734:14)
    at Object..js (node:internal/modules/cjs/loader:1899:10)
    at Module.load (node:internal/modules/cjs/loader:1469:32)
    at Function._load (node:internal/modules/cjs/loader:1286:12)
    at TracingChannel.traceSync (node:diagnostics_channel:322:14)
    at wrapModuleLoad (node:internal/modules/cjs/loader:235:24)
    at cjsLoader (node:internal/modules/esm/translators:315:5)
    at ModuleWrap.<anonymous> (node:internal/modules/esm/translators:207:7) {
  [cause]: Error: Cannot find module '@rollup/rollup-darwin-arm64'
  Require stack:
  - /Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js
      at Function._resolveFilename (node:internal/modules/cjs/loader:1405:15)
      at defaultResolveImpl (node:internal/modules/cjs/loader:1061:19)
      at resolveForCJSWithHooks (node:internal/modules/cjs/loader:1066:22)
      at Function._load (node:internal/modules/cjs/loader:1215:37)
      at TracingChannel.traceSync (node:diagnostics_channel:322:14)
      at wrapModuleLoad (node:internal/modules/cjs/loader:235:24)
      at Module.require (node:internal/modules/cjs/loader:1491:12)
      at require (node:internal/modules/helpers:135:16)
      at requireWithFriendlyError (/Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js:45:10)
      at Object.<anonymous> (/Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js:72:76) {
    code: 'MODULE_NOT_FOUND',
    requireStack: [
      '/Users/hacksore/code/2fa.directory/node_modules/rollup/dist/native.js'
    ]
  }
}

[hkamran80]

Thank you!