Summary
-------

Apply a trivial fix for the accidental misspelling of `AttributesProcessingOption.DROP_UNSTABLE_ATRIBUTES`.

Problem
-------

The constant has a small spelling error.

Solution
--------

We'll apply the obvious spelling fix for this one.

The field name will be changed from `DROP_UNSTABLE_ATRIBUTES` to `DROP_UNSTABLE_ATTRIBUTES`.

Specification
-------------

```
--- a/src/java.base/share/classes/java/lang/classfile/ClassFile.java
+++ b/src/java.base/share/classes/java/lang/classfile/ClassFile.java
@@ -295,7 +295,7 @@ enum AttributesProcessingOption implements Option {
         DROP_UNKNOWN_ATTRIBUTES,
 
         /** Drop unknown and unstable original attributes during transformation */
-        DROP_UNSTABLE_ATRIBUTES;
+        DROP_UNSTABLE_ATTRIBUTES
     }
 
     /**
```