Revert "Add GENRULE_SANDBOXING=false to non-sandboxed builds"

Revert submission 2782270-genrule_sandboxing_by_default

Reason for revert: Potential culprit for b/305851039 and many other build breakages - verifying through ABTD before revert submission. This is part of the standard investigation process, and does not mean your CL will be reverted.

Reverted changes: /q/submissionid:2782270-genrule_sandboxing_by_default

Change-Id: I7b47a92e1b315add65c8018500d9ffbd58f8f1dd
diff --git a/tests/genrule_sandbox_test.py b/tests/genrule_sandbox_test.py
index 874859a..0cebc2a 100755
--- a/tests/genrule_sandbox_test.py
+++ b/tests/genrule_sandbox_test.py
@@ -61,8 +61,7 @@
   module_path = os.path.join(out_dir, "soong", "module-actions.json")
 
   if not os.path.exists(module_path):
-    # Use GENRULE_SANDBOXING=false so that we don't cause re-analysis later when we do the no-sandboxing build
-    _build_with_soong(["json-module-graph"], target_product, extra_env={"GENRULE_SANDBOXING": "false"})
+    _build_with_soong(["json-module-graph"], target_product)
 
   with open(module_path) as f:
     action_graph = json.load(f)
@@ -132,7 +131,7 @@
   all_outs = list(set.union(*module_to_outs.values()))
 
   print("building without sandboxing...")
-  _build_with_soong(all_outs, args.target_product, extra_env={"GENRULE_SANDBOXING": "false"})
+  _build_with_soong(all_outs, args.target_product)
   with tempfile.TemporaryDirectory() as tempdir:
     for f in all_outs:
       subprocess.check_call(["cp", "--parents", f, tempdir])