Mention ODBC support in docs

- Updated dependencies in Cargo.lock to their latest versions, including `odbc` support.
- Modified Cargo.toml description and keywords to reflect ODBC integration.
- Enhanced README and CHANGELOG to document ODBC setup and usage instructions.

Author: lovasoa

CHANGELOG.md

@@ -5,6 +5,9 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## 0.6.49
+ - Added support for ODBC. SQLx-oldapi can now connect to Oracle, Db2, Snowflake, BigQuery, Databricks, and many other databases, using locally installed ODBC drivers.
+
 ## 0.6.48
  - Added support for reading and writing `uuid` data (using the `uuid` feature) in MsSql and Any.