Fix location of host tools

Host tools are in out/host/linux-x86/bin now instead of
out/soong/host/linux-x86/bin.

Bug: 204136549
Test: forrest
Change-Id: I293accdde5ee4d1d21a471e12ba66e169f9410fc
diff --git a/build_kzip.bash b/build_kzip.bash
index 5655067..aff2d6d 100755
--- a/build_kzip.bash
+++ b/build_kzip.bash
@@ -61,5 +61,5 @@
 # Pack
 # TODO(asmundak): this should be done by soong.
 declare -r allkzip="$KZIP_NAME.kzip"
-"$out/soong/host/linux-x86/bin/merge_zips" "$DIST_DIR/$allkzip" @<(find "$out" -name '*.kzip')
+"$out/host/linux-x86/bin/merge_zips" "$DIST_DIR/$allkzip" @<(find "$out" -name '*.kzip')