Update path to SOONG_HOST_OUT

Bug: 383892968
Test: Presubmits
Change-Id: Iea835b1e836ead42d4fcbb7395e3cc9767665cf9
diff --git a/build-prebuilts.sh b/build-prebuilts.sh
index e65c931..d768c26 100755
--- a/build-prebuilts.sh
+++ b/build-prebuilts.sh
@@ -24,7 +24,7 @@
 
 if [ -n ${build_soong} ]; then
     SOONG_OUT=${OUT_DIR}/soong
-    SOONG_HOST_OUT=${OUT_DIR}/soong/host/${OS}-x86
+    SOONG_HOST_OUT=${OUT_DIR}/host/${OS}-x86
     [[ -z "${clean}" ]] || rm -rf ${SOONG_OUT}
     mkdir -p ${SOONG_OUT}
     cat > ${SOONG_OUT}/soong.variables << EOF