Add Ballerina Database Libraries for the awesome-db List

[SachinAkash01]

Description

Ballerina is a modern programming language designed to simplify the development of cloud-native applications by integrating seamlessly with network protocols and data formats. To facilitate database interactions, Ballerina provides a suite of connectors, including JDBC, MSSQL, MySQL, and OracleDB libraries.

Reference to the connectors:

ballerinax/java.jdbc

• https://central.ballerina.io/ballerinax/java.jdbc/latest
• https://github.com/ballerina-platform/module-ballerinax-java.jdbc
• examples

ballerinax/mssql

• https://central.ballerina.io/ballerinax/mssql/latest
• https://github.com/ballerina-platform/module-ballerinax-mssql
• examples

ballerinax/mysql

• https://central.ballerina.io/ballerinax/mysql/latest
• https://github.com/ballerina-platform/module-ballerinax-mysql
• examples

ballerinax/oracledb

• https://central.ballerina.io/ballerinax/oracledb/latest
• https://github.com/ballerina-platform/module-ballerinax-oracledb
• examples

[SachinAkash01]

Hey @numetriclabz can you please review and merge :)