pkg/kamailio: fixed python module build on RHEL based dists

(cherry picked from commit b1c9dac2c382a98997d5771921af5aa3235876c0)

pkg/kamailio/obs/kamailio.spec

@@ -1343,7 +1343,7 @@ make install-modules-all skip_modules="app_mono db_cassandra db_oracle \
     FREERADIUS=1 \
 %endif
 %if 0%{?rhel} >= 8
-    PYTHON3=python3.9 \
+    PYTHON3=python3.12 \
 %endif
     group_include="kstandard kautheph kberkeley kcarrierroute \
 %if %{with cnxcc}