sw/vec: Update renode binary default location

Change-Id: I6e76c3b28ab4567cc9a349961a085982e4c9a783
diff --git a/cmake/vec_cc_test.cmake b/cmake/vec_cc_test.cmake
index b055f64..87278ca 100644
--- a/cmake/vec_cc_test.cmake
+++ b/cmake/vec_cc_test.cmake
@@ -46,7 +46,7 @@
   else()
     message(WARNING "qemu-system-riscv32 doesn't exist. Make sure you build qemu first and start a clean build to enable the qemu test")
   endif()
-  find_program(RENODE_BIN renode HINTS $ENV{OUT}/host/renode)
+  find_program(RENODE_BIN renode HINTS $ENV{CACHE}/renode)
   if(RENODE_BIN)
     add_test(
       NAME