[NFC] Adjust adjusted manual checklines in DebugInfo to be less sensi…

…tive to the Value name

The test was passing for me locally, but fails on bots:
https://lab.llvm.org/buildbot/#/builders/98/builds/29290/steps/10/logs/stdio

llvm/test/DebugInfo/Generic/assignment-tracking/sroa/vec-2.ll

@@ -26,8 +26,8 @@
 ;; dbg.assign/DIExpression. Ensure that only the value-expression gets fragment
 ;; info; that the address-expression remains untouched.
 
-; CHECK:  %i.sroa.0.12..sroa_idx2 = getelementptr inbounds i8, ptr %i.sroa.0, i64 12, !dbg !64
-; CHECK-NEXT:  store float %2, ptr %i.sroa.0.12..sroa_idx2, align 4, !dbg !64, !DIAssignID !66
+; CHECK:  [[ADDR:%.*]] = getelementptr inbounds i8, ptr %i.sroa.0, i64 12, !dbg !64
+; CHECK-NEXT:  store float %2, ptr [[ADDR]], align 4, !dbg !64, !DIAssignID !66
 ;; There's a dbg intrinsics we're not interested in testing wedged in here.
 ; CHECK-NEXT: dbg.assign
 ; CHECK-NEXT: call void @llvm.dbg.assign(metadata float %2,{{.+}}, metadata !DIExpression(DW_OP_LLVM_fragment, 96, 32),{{.+}}, metadata ptr %i.sroa.0.12..sroa_idx2, metadata !DIExpression()), !dbg