fix: add virtual: to virtual module source map ignore (#12444)

Author: antfu

packages/vite/src/node/server/sourcemap.ts

@@ -12,7 +12,7 @@ const debug = createDebugger('vite:sourcemap', {
 // Virtual modules should be prefixed with a null byte to avoid a
 // false positive "missing source" warning. We also check for certain
 // prefixes used for special handling in esbuildDepPlugin.
-const virtualSourceRE = /^(?:\0|dep:|browser-external:)/
+const virtualSourceRE = /^(?:dep:|browser-external:|virtual:)|\0/
 
 interface SourceMapLike {
   sources: string[]