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

scripts/diff_build_graphs.sh

@@ -98,7 +98,7 @@ function run_build() {
   # or in case it is affected by some of the changes we're testing
   make blueprint_tools
   # find multiproduct_kati and have it build the ninja files for each product
-  builder="$(echo $OUT_DIR/soong/host/*/bin/multiproduct_kati)"
+  builder="$(echo $OUT_DIR/host/*/bin/multiproduct_kati)"
   BUILD_NUMBER=sample "$builder" $PRODUCTS_ARG --keep --out "$OUT_DIR_TEMP" || true
   echo
 }