docs(output): fix review feedback

Author: Dasari Joel Sriprakash

src/content/configuration/output.mdx

@@ -219,11 +219,9 @@ export default {
 
 The global variable used by webpack for loading chunks asynchronously (e.g. via code splitting and dynamic `import()`).
 
-In webpack 4, this was called `output.jsonpFunction`.
-
 **Why does this matter?**
 
-When multiple independent webpack builds are loaded on the same page, they all default to the same global variable name. This causes conflicts and can produce errors like:
+When multiple independent webpack builds are loaded in the same browser context, they all default to the same global variable name. This causes conflicts and can produce errors like:
 ```
 TypeError: webpack_modules[moduleId] is not a function
 ```
@@ -239,7 +237,7 @@ export default {
 };
 ```
 
-T> If you have multiple entry points within a **single** webpack config, they already share the same runtime — no conflict will occur. You only need a unique `chunkLoadingGlobal` when running completely **separate** webpack instances on the same page.
+T> If you have multiple entry points within a **single** webpack config, they already share the same runtime — no conflict will occur. You only need a unique `chunkLoadingGlobal` when running completely **separate** webpack instances in the same browser context.
 
 ## output.chunkLoading