Reland "Add 29.0 to PLATFORM_SEPOLICY_COMPAT_VERSIONS"

Bug: 133196056
Test: m selinux_policy
Change-Id: I194167cc33ed9b0367dd3edfd5d954af5c1b4a13
diff --git a/core/config.mk b/core/config.mk
index 4a26a76..ee2db4f 100644
--- a/core/config.mk
+++ b/core/config.mk
@@ -808,6 +808,7 @@
     26.0 \
     27.0 \
     28.0 \
+    29.0 \
 
 .KATI_READONLY := \
     PLATFORM_SEPOLICY_COMPAT_VERSIONS \