Adapter: Update default port

`NoriaAdapter::default_address` is set to indicate where to listen for
incoming connections if an address is not provided as an argument.

This CL updates the port of `default_address` to 3307 for MySQL and
5433 for Postgres. Currently, the default is 3306 for both.

Release-Note-Core: Changes the default listening address of a ReadySet
  adapter to 127.0.0.1:3307 or 127.0.0.1:5433 when connected to a MySQL
  or Postgres upstream database respectively.
Change-Id: I897ac432a143238d8caff94735f03511599b4f0d
Reviewed-on: https://gerrit.readyset.name/c/readyset/+/5602
Tested-by: Buildkite CI
Reviewed-by: Luke Osborne <luke@readyset.io>

readyset/src/lib.rs

@@ -134,6 +134,7 @@ where
 {
     pub description: &'static str,
     pub default_address: SocketAddr,
+    /// Address used to listen for incoming connections
     pub connection_handler: H,
     pub database_type: DatabaseType,
     /// SQL dialect to use when parsing queries

readyset/src/main.rs

@@ -12,7 +12,7 @@ fn main() -> anyhow::Result<()> {
     match options.database_type()? {
         DatabaseType::MySQL => NoriaAdapter {
             description: "MySQL adapter for ReadySet.",
-            default_address: SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 3306),
+            default_address: SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 3307),
             connection_handler: MySqlHandler {
                 enable_statement_logging: options.tracing.statement_logging,
             },
@@ -23,7 +23,7 @@ fn main() -> anyhow::Result<()> {
         .run(options),
         DatabaseType::PostgreSQL => NoriaAdapter {
             description: "PostgreSQL adapter for ReadySet.",
-            default_address: SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 3306),
+            default_address: SocketAddr::new(IpAddr::V4(Ipv4Addr::new(127, 0, 0, 1)), 5433),
             connection_handler: PsqlHandler::new(readyset::psql::Config {
                 options: options.psql_options.clone(),
                 enable_statement_logging: options.tracing.statement_logging,