Document removal of AOM_INLINE from aom_integer.h

Document the removal of AOM_INLINE and AOM_FORCE_INLINE from
aom/aom_integer.h in the changelog for the libaom v3.10.0 release.

Bug: aomedia:358402891
Change-Id: I646f6ae6cda7041dbe0e160b9e5c20aab8380eb4

CHANGELOG

diff --git a/CHANGELOG b/CHANGELOG
index f364f0d..eb4d0b1 100644
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -1,3 +1,7 @@
+yyyy-mm-dd v3.10.0
+  The definitions of the internal macros AOM_INLINE and AOM_FORCE_INLINE
+  have been removed from the public header aom/aom_integer.h.
+
 2024-06-07 v3.8.3
   This release includes several bug fixes. This release is ABI
   compatible with the last release. See