Fix coverage reports for typescript

Author: jolting

lib/transformers/typescript.js

@@ -16,7 +16,7 @@ module.exports = {
     const tsconfig = getTsJestConfig(config)
     const babelOptions = getBabelOptions(filePath)
 
-    const res = typescript.transpileModule(scriptContent, tsconfig)
+    const res = typescript.transpileModule(scriptContent, {...tsconfig, fileName: filePath})
 
     res.outputText = stripInlineSourceMap(res.outputText)