Add changelog and schema-next entries

Signed-off-by: ChrsMark <chrismarkou92@gmail.com>

CHANGELOG.md

@@ -28,6 +28,10 @@ release.
   ([#429](https://github.com/open-telemetry/semantic-conventions/pull/429))
 - Use seconds as default duration for FaaS duration histograms
   ([#384](https://github.com/open-telemetry/semantic-conventions/pull/384))
+- Rename `system.processes.*` namespace to `system.process.*`
+  ([#484](https://github.com/open-telemetry/semantic-conventions/pull/484))
+- Rename `system.processes.created` to `system.process.created_total`
+  ([#484](https://github.com/open-telemetry/semantic-conventions/pull/484))
 
 ### Features
 

schema-next.yaml

@@ -10,6 +10,15 @@ versions:
               thread.daemon: jvm.thread.daemon
             apply_to_metrics:
               - jvm.thread.count
+        # https://github.com/open-telemetry/semantic-conventions/pull/484
+        - rename_attributes:
+            attribute_map:
+              system.processes.status: system.process.status
+            apply_to_metrics:
+              - system.processes.count
+        - rename_metrics:
+            system.processes.count: system.process.count
+            system.processes.created: system.process.created_total
   1.22.0:
     spans:
       changes: