ART: Change no-dex2oat test configuration

Restrict the configuration to no-prebuild. It is supposed to test
a runtime without dex2oat, so it makes no sense to have a prebuilt
odex.

Bug: 67596919
Test: art/test/testrunner/run_build_test_target.py art-no-dex2oat
Change-Id: I92307ebc7656a969735f509c37c9b751b4aa4039
diff --git a/test/etc/run-test-jar b/test/etc/run-test-jar
index bf964a6..753fc39 100755
--- a/test/etc/run-test-jar
+++ b/test/etc/run-test-jar
@@ -169,6 +169,7 @@
     elif [ "x$1" = "x--no-dex2oat" ]; then
         DEX2OAT="-Xcompiler:${FALSE_BIN}"
         USE_DEX2OAT_AND_PATCHOAT="n"
+        PREBUILD="n" # Do not use prebuilt odex, either.
         shift
     elif [ "x$1" = "x--no-patchoat" ]; then
         PATCHOAT="-Xpatchoat:${FALSE_BIN}"