[clang] [libcxx] [llvm] [mlir] [mlir][sparse][CRunnerUtils] Add shuffle in CRunnerUtils (PR #77124)

[Aart Bik via cfe-commits]

================
@@ -160,6 +160,22 @@ extern "C" void mlirAlignedFree(void *ptr) {
 #endif
 }
 
+/// Generates an array with unique and random numbers from 0 to s-1.
----------------
aartbik wrote:

please keep order of method in header and cpp files consistent, so this should move down the xx_rand methods

https://github.com/llvm/llvm-project/pull/77124