Replace the remaining require call and set the compilation target to ES2015

Current failure:

```
* What went wrong:
Execution failed for task ':compose-multiplatform-html-unified-demo:jsBrowserProductionWebpack'.
> assets by status 8.48 MiB [cached] 12 assets
  orphan modules 5.1 MiB [orphan] 326 modules
  runtime modules 2.59 KiB 8 modules
  cacheable modules 6.77 MiB (javascript) 5.42 MiB (asset)
    javascript modules 6.77 MiB
      modules with warnings 6.75 MiB [true warnings] 17 modules
      modules by path ../../node_modules/style-loader/dist/runtime/*.js 5.84 KiB 6 modules
      modules by path ../../node_modules/css-loader/dist/runtime/*.js 3.33 KiB 3 modules
      ../../node_modules/css-loader/dist/cjs.js??ruleSet[1].rules[1].use[1]!../../node_modules/material-symbols/outlined.css 2.35 KiB [built] [code generated]
      ../../node_modules/css-loader/dist/cjs.js??ruleSet[1].rules[1].use[1]!../../node_modules/material-icons/iconfont/material-icons.css 10.6 KiB [built] [code generated]
    asset modules 5.42 MiB (asset) 462 bytes (javascript)
      modules by path ../../node_modules/material-icons/iconfont/*.woff2 790 KiB (asset) 210 bytes (javascript) 5 modules
      modules by path ../../node_modules/material-icons/iconfont/*.woff 1 MiB (asset) 210 bytes (javascript)
        ../../node_modules/material-icons/iconfont/material-icons.woff 161 KiB (asset) 42 bytes (javascript) [built] [code generated]
        + 4 modules
      ../../node_modules/material-symbols/material-symbols-outlined.woff2 3.65 MiB (asset) 42 bytes (javascript) [built] [code generated]
  webpack 5.101.3 compiled with 1 error and 155 warnings in 12930 ms
```

Author: ShreckYe

buildSrc/src/main/kotlin/common-conventions.gradle.kts

@@ -38,6 +38,10 @@ kotlin {
     js {
         // The project works without this, but it can be added to avoid potential issues.
         browser()
+
+        compilerOptions {
+            target.set("es2015")
+        }
     }
 
 

demo/src/jsMain/kotlin/com/huanshankeji/compose/material/demo/Main.kt

@@ -1,10 +1,12 @@
 package com.huanshankeji.compose.material.demo
 
-import com.huanshankeji.compose.html.material3.require
 import com.huanshankeji.compose.ui.window.renderComposableInBodyWithViewModelStoreOwner
 
+@JsModule("material-symbols/outlined.css")
+private external object MaterialSymbolsOutlinedImport
+
 fun main() {
-    require("material-symbols/outlined.css")
+    MaterialSymbolsOutlinedImport
     //renderComposableInBody { App() } // "No ViewModelStoreOwner was provided via LocalViewModelStoreOwner"
     renderComposableInBodyWithViewModelStoreOwner { App() }
 }