[Testsuite] Renumber metadata in ScopedNoAliasAA test to match CHECK lines

[anemet]

Summary

Now it's much easier to follow what's happening in this test.

Also removed some unused metadata entries.

[hfinkel]

LGTM.

test/Analysis/ScopedNoAliasAA/basic-domains.ll

 ; RUN: opt < %s -basicaa -scoped-noalias -aa-eval -evaluate-aa-metadata -print-all-alias-modref-info -disable-output 2>&1 | FileCheck %s
 target datalayout = "e-p:64:64:64-i1:8:8-i8:8:8-i16:16:16-i32:32:32-i64:64:64-f32:32:32-f64:64:64-v64:64:64-v128:128:128-a0:0:64-s0:64:64-f80:128:128-n8:16:32:64-S128"
 target triple = "x86_64-unknown-linux-gnu"
 
 define void @foo1(float* nocapture %a, float* nocapture readonly %c) #0 {
 entry:
 ; CHECK-LABEL: Function: foo1
-  %0 = load float, float* %c, align 4, !alias.scope !9
+  %0 = load float, float* %c, align 4, !alias.scope !0
   %arrayidx.i = getelementptr inbounds float, float* %a, i64 5
   store float %0, float* %arrayidx.i, align 4, !noalias !6
 
-  %1 = load float, float* %c, align 4, !alias.scope !5
+  %1 = load float, float* %c, align 4, !alias.scope !7
   %arrayidx.i2 = getelementptr inbounds float, float* %a, i64 15
   store float %1, float* %arrayidx.i2, align 4, !noalias !6
 
   %2 = load float, float* %c, align 4, !alias.scope !6
   %arrayidx.i3 = getelementptr inbounds float, float* %a, i64 16
-  store float %2, float* %arrayidx.i3, align 4, !noalias !5
+  store float %2, float* %arrayidx.i3, align 4, !noalias !7
 
   ret void
 }
 
 attributes #0 = { nounwind uwtable }
 
-!0 = !{!0, !"some domain"}
-!1 = !{!1, !"some other domain"}
+!2 = !{!2, !"some domain"}
+!5 = !{!5, !"some other domain"}
 
 ; Two scopes (which must be self-referential to avoid being "uniqued"):
-!2 = !{!2, !0, !"a scope in dom0"}
-!3 = !{!2}
+!1 = !{!1, !2, !"a scope in dom0"}
 
-!4 = !{!4, !0, !"another scope in dom0"}
-!5 = !{!4}
+!3 = !{!3, !2, !"another scope in dom0"}
+!7 = !{!3}
 
 ; A list of the two scopes.
-!6 = !{!2, !4}
+!6 = !{!1, !3}
 
 ; Another scope in the second domain
-!7 = !{!7, !1, !"another scope in dom1"}
-!8 = !{!7}
+!4 = !{!4, !5, !"another scope in dom1"}
 
 ; A list of scopes from both domains.
-!9 = !{!2, !4, !7}
+!0 = !{!1, !3, !4}
 
 ; CHECK: NoAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
 ; CHECK: NoAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
 ; CHECK: MayAlias:   %0 = load float, float* %c, align 4, !alias.scope !0 <->   store float %2, float* %arrayidx.i3, align 4, !noalias !7
 ; CHECK: NoAlias:   %1 = load float, float* %c, align 4, !alias.scope !7 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
 ; CHECK: NoAlias:   %1 = load float, float* %c, align 4, !alias.scope !7 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
 ; CHECK: NoAlias:   %1 = load float, float* %c, align 4, !alias.scope !7 <->   store float %2, float* %arrayidx.i3, align 4, !noalias !7
 ; CHECK: NoAlias:   %2 = load float, float* %c, align 4, !alias.scope !6 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
 ; CHECK: NoAlias:   %2 = load float, float* %c, align 4, !alias.scope !6 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6
 ; CHECK: MayAlias:   %2 = load float, float* %c, align 4, !alias.scope !6 <->   store float %2, float* %arrayidx.i3, align 4, !noalias !7
 ; CHECK: NoAlias:   store float %1, float* %arrayidx.i2, align 4, !noalias !6 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
 ; CHECK: NoAlias:   store float %2, float* %arrayidx.i3, align 4, !noalias !7 <->   store float %0, float* %arrayidx.i, align 4, !noalias !6
 ; CHECK: NoAlias:   store float %2, float* %arrayidx.i3, align 4, !noalias !7 <->   store float %1, float* %arrayidx.i2, align 4, !noalias !6