Remove Go's lib/pq

I can find no evidence that it supports multiple hosts!

Author: josh-heyer

product_docs/docs/efm/4/efm_deploy_arch/04_efm_client_connect_failover.mdx

@@ -38,8 +38,7 @@ You don't need to configure the virtual IP configuration in `efm.properties` (`v
  JDBC            | Yes                               | All supported versions  | Supply multiple hosts in the connection string, and set the `targetServerType` attribute as primary. Example: `jdbc:postgresql://host1:5444,host2:5444/accounting?targetServerType=primary`. More information: https://jdbc.postgresql.org/documentation/head/connect.html#connection-failover 
  libpq           | Yes                               | 10 and above            | Supply multiple hosts in the connection string, and set the `target_session_attrs` attribute as read-write. Example: `postgresql://host1:5444,host2:5444/edb?target_session_attrs=read-write`. More information: https://www.postgresql.org/docs/current/libpq-connect.html#LIBPQ-CONNSTRING  
  .NET            | Yes                               | 6 and above             | Supply multiple hosts in the connection string, and set the Target Session Attributes attribute as primary. Example: `Host=host1,host2;Username=test;Password=test;Target Session Attributes=primary`. More information: https://www.npgsql.org/doc/failover-and-load-balancing.html
- go - lib/pq     | No                                |                         | 
- go - jackc/pgx  | Yes                               | 5 and above             | `libpq` syntax is supported. More information: https://pkg.go.dev/github.com/jackc/pgx#ConnConfig
- psycopyg3       | Yes                               | All supported versions  | `libpq` syntax is supported. More information: https://www.psycopg.org/psycopg3/docs/api/connections.html
+ go - jackc/pgx  | Yes                               | 5 and above             | Use `libpq` syntax as shown above. More information: https://pkg.go.dev/github.com/jackc/pgx#ConnConfig
+ psycopyg3       | Yes                               | All supported versions  | Use `libpq` syntax as shown above. More information: https://www.psycopg.org/psycopg3/docs/api/connections.html
  OCL             | Yes                               | 10 and above            | OCL is based on `libpq`, hence check `libpq` for details. 
  ODBC            | No                                |                         |