[NFC] Add missing analysis to DirectX/llc-pipeline

The Runtime Library Function Analysis pass was added in
#168622 but the backend test
case was not updating accordingly.

Author: inbelic

llvm/test/CodeGen/DirectX/llc-pipeline.ll

@@ -5,6 +5,7 @@
 
 ; CHECK-LABEL: Pass Arguments:
 ; CHECK-NEXT: Target Library Information
+; CHECK-NEXT: Runtime Library Function Analysis
 ; CHECK-NEXT: DXIL Resource Type Analysis
 ; CHECK-NEXT: Target Transform Information
 ; CHECK-NEXT: Assumption Cache Tracker