build(changelog): add new scopes for nxp imx platform

Add new scopes for NXP i.MX9 SoC family.

Signed-off-by: Jacky Bai <ping.bai@nxp.com>
Change-Id: I65baaf5afbb174eecc22363ebc0396b6fadcd470
diff --git a/changelog.yaml b/changelog.yaml
index f21aa16..47cfc1e 100644
--- a/changelog.yaml
+++ b/changelog.yaml
@@ -406,6 +406,13 @@
               - title: i.MX 8
                 scope: imx8
 
+              - title: i.MX 9
+                scope: imx9
+
+                subsections:
+                  - title: i.MX93
+                    scope: imx93
+
           - title: Layerscape
             scope: layerscape
 
@@ -1044,6 +1051,9 @@
           - title: TZC-380
             scope: nxp-tzc380
 
+          - title: TRDC
+            scope: imx-trdc
+
       - title: Renesas
         scope: renesas-drivers