Add boot-usage-spring-boot-starter (#1173)

* Add boot-usage-spring-boot-starter to README

Added boot-usage-spring-boot-starter to monitoring tools list.

* Update README.md

Co-authored-by: andrzejsydor <andrzejsydor@users.noreply.github.com>

---------

Co-authored-by: andrzejsydor <andrzejsydor@users.noreply.github.com>

Author: dhruv-15-03

README.md

@@ -789,6 +789,7 @@ _Tools that observe/monitor applications in production by providing telemetry._
 
 - [Apitally](https://github.com/apitally/apitally-java) - Simple, privacy-focused API monitoring, analytics and request logging for Spring Boot apps.
 - [Automon](https://github.com/stevensouza/automon) - Combines the power of AOP with monitoring and/or logging tools.
+- [Boot Usage Spring Boot Starter](https://github.com/dhruv-15-03/boot-usage) - Spring Boot Actuator extension providing application startup and runtime metrics including JVM uptime, memory usage, and CPU load.
 - [Datadog ![c]](https://github.com/DataDog/dd-trace-java) - Modern monitoring & analytics.
 - [Dropwizard Metrics](https://github.com/dropwizard/metrics) - Expose metrics via JMX or HTTP and send them to a database.
 - [Failsafe Actuator](https://github.com/zalando/failsafe-actuator) - Out of the box monitoring of Failsafe Circuit Breaker in Spring-Boot environment.