Add GQL statuses

Author: l-heemann

modules/ROOT/pages/database-administration/aliases/manage-aliases-composite-databases.adoc

@@ -254,6 +254,7 @@ CYPHER 5 CREATE ALIAS `garden.flowers` FOR DATABASE `northwind-graph`
 ----
 Failed to create the specified database alias 'garden.flowers': Database name or alias already exists.
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+The exception will have GQL Status code link:{neo4j-docs-base-uri}/status-codes/current/errors/gql-errors/42001[42001 - invalid syntax] with the cause link:{neo4j-docs-base-uri}/status-codes/current/errors/gql-errors/42N11[42N11 - graph reference already exists].
 
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@@ -276,6 +277,7 @@ CYPHER 25 CREATE ALIAS `garden.flowers` FOR DATABASE `northwind-graph`
 ----
 Failed to create the specified database alias 'garden.flowers': Database name or alias already exists.
 ----
+The exception will have GQL Status code link:{neo4j-docs-base-uri}/status-codes/current/errors/gql-errors/42001[42001 - invalid syntax] with the cause link:{neo4j-docs-base-uri}/status-codes/current/errors/gql-errors/42N11[42N11 - graph reference already exists].
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@@ -299,7 +301,7 @@ CYPHER 5 CREATE ALIAS `garden`.`flowers` FOR DATABASE `northwind-graph`
 ----
 Cannot create database 'garden' because another database 'garden.flowers' exists with an ambiguous name.
 ----
-
+The exception will have GQL Status code link:{neo4j-docs-base-uri}/status-codes/current/errors/gql-errors/42N87[42N87 - database or alias with similar name exists].
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 [role=include-with-cypher-25]
@@ -322,6 +324,7 @@ CYPHER 25 CREATE ALIAS `garden.flowers` FOR DATABASE `northwind-graph`
 ----
 Cannot create database 'garden' because another database 'garden.flowers' exists with an ambiguous name.
 ----
+The exception will have GQL Status code link:{neo4j-docs-base-uri}/status-codes/current/errors/gql-errors/42N87[42N87 - database or alias with similar name exists].
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