adapts usage.md to contain current version

Philip Puetsch · Philip Puetsch · commit be2b9966920d · 2022-02-22T12:47:18.000+01:00
diff --git a/docs/usage.md b/docs/usage.md
@@ -18,7 +18,7 @@ file (see [Installing](installation.md) for details):
 
 ```gradle
 plugins {
-  id "com.github.node-gradle.node" version "3.0.1"
+  id "com.github.node-gradle.node" version "3.2.1"
 }
 ```
 

Original file line number	Diff line number	Diff line change
`@@ -18,7 +18,7 @@ file (see [Installing](installation.md) for details):`
`18`	`18`
`19`	`19`	```gradle
`20`	`20`	`plugins {`
`21`		`- id "com.github.node-gradle.node" version "3.0.1"`
	`21`	`+ id "com.github.node-gradle.node" version "3.2.1"`
`22`	`22`	`}`
`23`	`23`	```
`24`	`24`