lib/oe/sbom30.py: Fix build parameters

The property to specify the build parameters is `build_parameters` not
just `parameters`

(From OE-Core rev: 61afc6322c9b8664de4f32b629c6e6ade775aeba)

Signed-off-by: Joshua Watt <JPEWhacker@gmail.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

meta/lib/oe/sbom30.py

@@ -782,7 +782,7 @@ class ObjectSet(oe.spdx30.SHACLObjectSet):
                 if not isinstance(value, str):
                     continue
 
-                build.parameters.append(
+                build.build_parameters.append(
                     oe.spdx30.DictionaryEntry(key=varname, value=value)
                 )