Disable differentiable_protocol_requirements.swift

Author: shahmishal

test/AutoDiff/validation-test/differentiable_protocol_requirements.swift

@@ -1,6 +1,9 @@
 // RUN: %target-run-simple-swift
 // REQUIRES: executable_test
 
+// Test is unexpectedly passing on no_assert config on Linux
+// REQUIRES: rdar89860761
+
 // FIXME: Disabled due to test failure with `-O` (https://github.com/apple/swift/issues/55690).
 // XFAIL: swift_test_mode_optimize
 // XFAIL: swift_test_mode_optimize_size