docs(development): update how-to-write-a-loader.md (#1621)

Max · skipjack · commit 02723bb4073f · 2017-10-09T18:10:47.000-04:00
Changes `_` to `.` to have correct code.
diff --git a/src/content/development/how-to-write-a-loader.md b/src/content/development/how-to-write-a-loader.md
@@ -43,7 +43,7 @@ Note that webpack currently only searches in your node modules folder for loader
 resolveLoader: {
   modules: [
     'node_modules',
-    path_resolve(__dirname, 'loaders')
+    path.resolve(__dirname, 'loaders')
   ]
 }
 ```

Original file line number	Diff line number	Diff line change
`@@ -43,7 +43,7 @@ Note that webpack currently only searches in your node modules folder for loader`
`43`	`43`	`resolveLoader: {`
`44`	`44`	`modules: [`
`45`	`45`	`'node_modules',`
`46`		`- path_resolve(__dirname, 'loaders')`
	`46`	`+ path.resolve(__dirname, 'loaders')`
`47`	`47`	`]`
`48`	`48`	`}`
`49`	`49`	```