fix: Grep version with version prefix (#8)

`install yarn@1` should match major version of the version.

```
[SKIP] mise_use node on localhost
Running mise ls yarn | grep '\s1' on localhost
yarn  1.22.22
```

Author: toshimaru

lib/serverkit/resources/mise_install.rb

@@ -15,7 +15,7 @@ def apply
 
       # @note Override
       def check
-        check_command(" mise ls #{name} | grep '#{version_or_latest}'")
+        check_command("mise ls #{name} | grep '\\s#{version_or_latest}'")
       end
 
       private