[rust] Allow Bazel access Program Files environment variables

Author: p0deje

.bazelrc

@@ -67,6 +67,11 @@ build --test_env=RUBYOPT="-Irb/lib -w"
 build --action_env=HOME
 test --test_env=HOME
 
+# Expose necessary variables for Seleinum-Manager.
+
+test:windows --test_env=PROGRAMFILES
+test:windows --test_env="PROGRAMFILES(X86)"="C:\\Program Files (x86)"
+
 test --test_timeout=1800
 
 test:node_debug --test_output=streamed --test_strategy=exclusive --test_timeout=9999 --nocache_test_results