chore: fix typo in command-line parameters

Author: ErwinTerpstra

example/ck_tile/17_grouped_gemm/quant_grouped_gemm.hpp

@@ -212,7 +212,7 @@ auto create_args(int argc, char* argv[])
         .insert("kbatch", "1", "kbatch for SplitK")
         .insert("quant_mode", "bquant", "Choose aquant, bquant (default), tensor, or rowcol")
         .insert("init", "0", "0. Random, 2. One(s) (Constant)")
-        .insert("persistent", "0", "Kernel kersistency. 0: non-persistent. 1: persistent.");
+        .insert("persistent", "0", "Kernel persistency. 0: non-persistent. 1: persistent.");
 
     bool result = arg_parser.parse(argc, argv);
     return std::make_tuple(result, arg_parser);