Fix 957-methodhandle-transforms test

The test hardcoded one point of divergence. This is now fixed in the
transform implementation for MethodHandles.exactInvoker(). This allows
us to remove 957-methodhandle-transforms from the RI known failures list.

Bug: 73888836
Bug: 207462751
Test: art/test.py --host -r
Test: art/tools/run-libcore-tests.sh --host
Change-Id: I06ca7b3d875833a6f1c073e570eb0e21c4b15eca
2 files changed