build(deps): bump newrelic_rpm from 9.5.0 to 9.6.0 (#3498)

Bumps [newrelic_rpm](https://github.com/newrelic/newrelic-ruby-agent) from 9.5.0 to 9.6.0.
- [Release notes](https://github.com/newrelic/newrelic-ruby-agent/releases)
- [Changelog](https://github.com/newrelic/newrelic-ruby-agent/blob/dev/CHANGELOG.md)
- [Commits](newrelic/newrelic-ruby-agent@9.5.0...9.6.0)

---
updated-dependencies:
- dependency-name: newrelic_rpm
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Gemfile.lock

@@ -100,6 +100,7 @@ GEM
     azure_mgmt_traffic_manager (0.9.0)
       ms_rest_azure (~> 0.7.0)
     backport (1.2.0)
+    base64 (0.1.1)
     beefcake (1.0.0)
     benchmark (0.2.1)
     bigdecimal (3.1.4)
@@ -330,7 +331,8 @@ GEM
     net-ssh (7.2.0)
     netaddr (2.0.6)
     netrc (0.11.0)
-    newrelic_rpm (9.5.0)
+    newrelic_rpm (9.6.0)
+      base64
     nio4r (2.5.9)
     nokogiri (1.15.4)
       mini_portile2 (~> 2.8.2)