meta(changelog): Update changelog for 9.19.0

Author: andreiborza

CHANGELOG.md

@@ -10,6 +10,14 @@
 
 - "You miss 100 percent of the chances you don't take. — Wayne Gretzky" — Michael Scott
 
+## 9.19.0
+
+- feat(react-router): Add otel instrumentation for server requests ([#16147](https://github.com/getsentry/sentry-javascript/pull/16147))
+- feat(remix): Vendor in `opentelemetry-instrumentation-remix` ([#16145](https://github.com/getsentry/sentry-javascript/pull/16145))
+- fix(browser): Ensure spans auto-ended for navigations have `cancelled` reason ([#16277](https://github.com/getsentry/sentry-javascript/pull/16277))
+- fix(node): Pin `@fastify/otel` fork to direct url to allow installing without git ([#16287](https://github.com/getsentry/sentry-javascript/pull/16287))
+- fix(react): Handle nested parameterized routes in reactrouterv3 transaction normalization ([#16274](https://github.com/getsentry/sentry-javascript/pull/16274))
+
 Work in this release was contributed by @sidx1024. Thank you for your contribution!
 
 ## 9.18.0