Correct a typo, in the perl executable path.
There is an unwanted '$' in the path, which we need to remove.
Virtual with change applied:
Review
[git-p4: depot-paths = "//sw/gpgpu/thrust/": change = 24061230]
MODIFY
thrust_tests.trs
thrust_tests.trs
"tests" : [
{
- "exe" : "${PERL} {TR_TESTSUITE_DIR}/internal/test/thrust_nightly.pl -bin-path={TR_INSTALL_DIR}/bin/{TR_ARCH_PATH} -filecheck-data-path={TR_TESTSUITE_DIR}/internal/test -filecheck-path={TR_INSTALL_DIR}/bin/{TR_ARCH_PATH}/nvvm/tools",
+ "exe" : "{PERL} {TR_TESTSUITE_DIR}/internal/test/thrust_nightly.pl -bin-path={TR_INSTALL_DIR}/bin/{TR_ARCH_PATH} -filecheck-data-path={TR_TESTSUITE_DIR}/internal/test -filecheck-path={TR_INSTALL_DIR}/bin/{TR_ARCH_PATH}/nvvm/tools",
"attributes": [ "result=multi" ]
}

Correct a typo, in the perl executable path. 

There is an unwanted '$' in the path, which we need to remove.

Virtual with change applied:
http://scbuilds4u.nvidia.com/dvs/#/change/2395135439432407.2?eventType=Virtual

Review 23957234

[git-p4: depot-paths = "//sw/gpgpu/thrust/": change = 24061230]