Non-finite data tag for FP_SPECIAL data gen tests

Signed-off-by: evacha01 <evan.chandler@arm.com>
Change-Id: I21e305dbe4f406e85c6ed3d5b30b5b85dd208825
diff --git a/verif/generator/tosa_arg_gen.py b/verif/generator/tosa_arg_gen.py
index 22b23fe..41b0936 100644
--- a/verif/generator/tosa_arg_gen.py
+++ b/verif/generator/tosa_arg_gen.py
@@ -1935,6 +1935,9 @@
                             shapeList
                         )
                     arg_str = f"{arg_str}_fs" if arg_str else "fs"
+                    gen_args_dict["tags"] = args_dict.get("tags", []) + [
+                        "non_finite_fp_data"
+                    ]
 
                 gen_args_dict["dg_type"] = dg_type
                 if num_test_sets > 0: