docs: fix typo in rule example (vuejs#1650)

Blfrg · web-flow · commit 31a5afa7b356 · 2021-10-06T02:46:20.000+09:00
Doc template was copied from another rule
overlooked renaming one entry
diff --git a/docs/rules/no-restricted-class.md b/docs/rules/no-restricted-class.md
@@ -20,7 +20,7 @@ in the rule configuration.
 
 ```json
 {
-  "vue/no-restricted-props": ["error", "forbidden", "forbidden-two", "forbidden-three"]
+  "vue/no-restricted-class": ["error", "forbidden", "forbidden-two", "forbidden-three"]
 }
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -20,7 +20,7 @@ in the rule configuration.`
`20`	`20`
`21`	`21`	```json
`22`	`22`	`{`
`23`		`- "vue/no-restricted-props": ["error", "forbidden", "forbidden-two", "forbidden-three"]`
	`23`	`+ "vue/no-restricted-class": ["error", "forbidden", "forbidden-two", "forbidden-three"]`
`24`	`24`	`}`
`25`	`25`	```
`26`	`26`