added limitation and edited install in 14 and 13

Author: gvasquezvargas

product_docs/docs/epas/13/epas_guide/14_edb_clone_schema.mdx

@@ -63,6 +63,7 @@ In addition, the following limitations apply:
 -   For remote cloning, if an object in the source schema is dependent upon an extension, then this extension must be created in the public schema of the remote database before invoking the remote cloning function.
 -   At most, 16 copy jobs can run in parallel to clone schemas, whereas each job can have at most 16 worker processes to copy table data in parallel.
 -   Queries being run by background workers cannot be cancelled.
+-   Non-blocking cloning functions such as `localcopyschema_nb` and `remotecopyschema_nb` must be performed by a superuser. Only blocking cloning functions like `localcopyschema` and `remotecopyschema` can be performed by a non-superuser. Although these functions don't enforce the superuser requirement, using them as a non-superuser can lead to unexpected behavior.
 
 The following section describes how to set up EDB Clone Schema on the databases.
 
@@ -190,7 +191,7 @@ This command also drops the `edb_cloneschema` extension.
 **Step 2:** Install the extensions using the following commands:
 
 ```text
-CREATE EXTENSION parallel_clone SCHEMA public;
+CREATE EXTENSION parallel_clone;
 
 CREATE EXTENSION edb_cloneschema;
 ```

product_docs/docs/epas/14/epas_guide/14_edb_clone_schema.mdx

@@ -66,6 +66,7 @@ The following limitations apply:
 -   For remote cloning, if an object in the source schema depends on an extension, then you must create this extension in the public schema of the remote database before invoking the remote cloning function.
 -   At most, 16 copy jobs can run in parallel to clone schemas. Each job can have at most 16 worker processes to copy table data in parallel.
 -   You can't cancel queries run by background workers.
+-   Non-blocking cloning functions such as `localcopyschema_nb` and `remotecopyschema_nb` must be performed by a superuser. Only blocking cloning functions like `localcopyschema` and `remotecopyschema` can be performed by a non-superuser. Although these functions don't enforce the superuser requirement, using them as a non-superuser can lead to unexpected behavior.
 
 ## Setup process
 
@@ -178,7 +179,7 @@ Install the EDB Clone Schema on any database to be used as the source or target
 
 
   ```text
-  CREATE EXTENSION parallel_clone SCHEMA public;
+  CREATE EXTENSION parallel_clone;
 
   CREATE EXTENSION edb_cloneschema;
   ```