feat: initial support for importing html from js

test/multi-entry/snapshots/test.js.md

@@ -105,6 +105,12 @@ Generated by [AVA](https://avajs.dev).
         map: undefined,
         source: '{"version":3,"file":"app-01141b67.js","sources":["../app/app.js"],"sourcesContent":["export const bootstrap = (el,deps = [])=>{\\n    el.innerHtml = `\\n        <div>I\'m \\"annoying\\" ${\\"in case we need to test \\\\`string\\\\` escaping.\\"}. Hence this file \\\\\'tries\\\\\' to include all allowed forms of \'it\'</div>\\n        <div>Deps: ${deps}</div>\\n    `;\\n}\\n"],"names":[],"mappings":"AAAY,MAAC,SAAS,GAAG,CAAC,EAAE,CAAC,IAAI,GAAG,EAAE,GAAG;AACzC,IAAI,EAAE,CAAC,SAAS,GAAG,CAAC;AACpB,4BAA4B,EAAE,8CAA8C,CAAC;AAC7E,mBAAmB,EAAE,IAAI,CAAC;AAC1B,IAAI,CAAC,CAAC;AACN;;;;"}',
       },
+      {
+        code: undefined,
+        fileName: 'index.body.script.js-45303f0f.js.map',
+        map: undefined,
+        source: '{"version":3,"file":"index.body.script.js-45303f0f.js","sources":["../index.html.body.script.js"],"sourcesContent":["\\n            import {bootstrap} from \\"./app/app.js\\"\\n            bootstrap(document.getElementById(\'root\'), \\"<none>\\");\\n        "],"names":[],"mappings":";;AAEY,SAAS,CAAC,QAAQ,CAAC,cAAc,CAAC,MAAM,CAAC,EAAE,QAAQ,CAAC"}',
+      },
       {
         code: undefined,
         fileName: 'index.html',
@@ -116,16 +122,10 @@ Generated by [AVA](https://avajs.dev).
                 <script type="module">import { b as bootstrap } from './app-01141b67.js';␊
         ␊
         bootstrap(document.getElementById('root'), "<none>");␊
-        //# sourceMappingURL=index.html.body.script.js-45303f0f.js.map␊
+        //# sourceMappingURL=index.body.script.js-45303f0f.js.map␊
         </script>␊
             ␊
         ␊
         </body></html>`,
       },
-      {
-        code: undefined,
-        fileName: 'index.html.body.script.js-45303f0f.js.map',
-        map: undefined,
-        source: '{"version":3,"file":"index.html.body.script.js-45303f0f.js","sources":["../index.html.body.script.js"],"sourcesContent":["\\n            import {bootstrap} from \\"./app/app.js\\"\\n            bootstrap(document.getElementById(\'root\'), \\"<none>\\");\\n        "],"names":[],"mappings":";;AAEY,SAAS,CAAC,QAAQ,CAAC,cAAc,CAAC,MAAM,CAAC,EAAE,QAAQ,CAAC"}',
-      },
     ]