Fix typos with codespell

Using codespell 1.15.0.

Method:
```
$ cat > ../godot-word-whitelist.txt << EOF
ang
curvelinear
doubleclick
leapyear
lod
merchantibility
nd
numer
ois
ony
que
seeked
synching
te
uint
unselect
webp
EOF

$ codespell -w -q 3 -I ../godot-word-whitelist.txt --skip="./thirdparty,*.po"
$ git diff // undo unwanted changes
```

1 files changed, 1 insertions, 1 deletions

diff --git a/modules/gdnative/pluginscript/pluginscript_instance.h b/modules/gdnative/pluginscript/pluginscript_instance.h
index b279fdad8b..381c334231 100644
--- a/modules/gdnative/pluginscript/pluginscript_instance.h
+++ b/modules/gdnative/pluginscript/pluginscript_instance.h
@@ -62,7 +62,7 @@ public:
 	virtual Variant call(const StringName &p_method, const Variant **p_args, int p_argcount, Variant::CallError &r_error);
 #if 0
     // Rely on default implementations provided by ScriptInstance for the moment.
-    // Note that multilevel call could be removed in 3.0 release, so stay tunned
+    // Note that multilevel call could be removed in 3.0 release, so stay tuned
     // (see https://godotengine.org/qa/9244/can-override-the-_ready-and-_process-functions-child-classes)
     virtual void call_multilevel(const StringName& p_method,const Variant** p_args,int p_argcount);
     virtual void call_multilevel_reversed(const StringName& p_method,const Variant** p_args,int p_argcount);