MigrateToSimplifiedAttributeRector remove abstract modifier from the method

[cwang22]

these two rules will remove abstract modifier from the method

• MigrateToSimplifiedAttributeRector
• ScopeNamedClassMethodToScopeAttributedClassMethodRector

-    abstract public function getStatusAttribute(): string;
+    protected function status(): Attribute
+    {
+        return Attribute::make(get: static function () {
+        });
+    }

-    abstract public function scopeValid(Builder $q): Builder;
+    #[Scope]
+    protected function valid(Builder $q): Builder;