Some migration notes for next release (#12969)

Author: trask

CHANGELOG.md

@@ -9,6 +9,13 @@
   - `internal-application-logging` --> `internal-application-logger`
   - `javalin-5` -> `javalin-5.0`
   - `pulsar-2.8.0` -> `pulsar-2.8`
+- In preparation for stabilizing HTTP library instrumentation soon:
+  - `setCaptured*Headers(List)` methods in `*TelemetryBuilder` classes were changed to
+    `setCaptured*Headers(Collection)`
+    ([#12901](https://github.com/open-telemetry/opentelemetry-java-instrumentation/pull/12901))
+  - `setKnownMethods(Set)` methods in `*TelemetryBuilder` classes were changed to
+    `setKnownMethods(Collection)`
+    ([#12902](https://github.com/open-telemetry/opentelemetry-java-instrumentation/pull/12902))
 
 ## Version 2.11.0 (2024-12-23)
 
@@ -97,7 +104,6 @@ In preparation for stabilizing HTTP library instrumentation soon:
   ([#12883](https://github.com/open-telemetry/opentelemetry-java-instrumentation/pull/12883))
 - Add close to fix CWE-404
   ([#12908](https://github.com/open-telemetry/opentelemetry-java-instrumentation/pull/12908))
->>>>>>> upstream/main
 
 ## Version 2.10.0 (2024-11-13)