ENGCOM-6067: Fix GraphQL schema @cache declaration argument typo #24983

 - Merge Pull Request #24983 from Vinai/magento2:cacheable-declaration-fix
 - Merged commits:
   1. dcca338

Author: magento-engcom-team

app/code/Magento/GraphQl/etc/schema.graphqls

@@ -36,10 +36,10 @@ directive @resolver(class: String="") on QUERY
     | ENUM_VALUE
     | INPUT_OBJECT
     | INPUT_FIELD_DEFINITION
-    
+
 directive @typeResolver(class: String="") on INTERFACE | OBJECT
 
-directive @cache(cacheIdentity: String="" cachable: Boolean=true) on QUERY
+directive @cache(cacheIdentity: String="" cacheable: Boolean=true) on QUERY
 
 type Query {
 }