[NVPTX] Require asserts in unrecognized-sm1x.ll (#126105)

Fix clang-with-thin-lto-ubuntu - failed build

Author: justinfargnoli

llvm/test/CodeGen/NVPTX/unrecognized-sm1x.ll

@@ -2,6 +2,7 @@
 ; RUN: llc < %s -mtriple=nvptx -mcpu=sm_11 -debug-only=nvptx-subtarget -o /dev/null 2>&1 | FileCheck %s --check-prefix=SM11
 ; RUN: llc < %s -mtriple=nvptx -mcpu=sm_12 -debug-only=nvptx-subtarget -o /dev/null 2>&1 | FileCheck %s --check-prefix=SM12
 ; RUN: llc < %s -mtriple=nvptx -mcpu=sm_13 -debug-only=nvptx-subtarget -o /dev/null 2>&1 | FileCheck %s --check-prefix=SM13
+; REQUIRES: asserts
 
 ; SM10: 'sm_10' is not a recognized processor for this target (ignoring processor)
 ; SM11: 'sm_11' is not a recognized processor for this target (ignoring processor)