Generalize tests slightly for Windows

Author: DougGregor

test/SILOptimizer/definite_init_flow_sensitive_actor_self.swift

@@ -21,8 +21,7 @@ actor A {
     self.number = await f(isolatedTo: #isolation)
 
     // Second use of #isolation, which uses 'self' injected into (any Actor)?.
-    // CHECK: [[ACTOR_COPY:%.*]] = end_init_let_ref %0 : $A
-    // CHECK: strong_retain [[ACTOR_COPY]] : $A 
+    // CHECK: strong_retain [[ACTOR_COPY:%.*]] : $A
     // CHECK: [[ACTOR_EXISTENTIAL:%.*]] = init_existential_ref [[ACTOR_COPY]] : $A : $A, $any Actor
     // CHECK: [[ISOLATION_2:%.*]] = enum $Optional<any Actor>, #Optional.some!enumelt, [[ACTOR_EXISTENTIAL]]
     // CHECK: [[F_2:%.*]] = function_ref @$s4test1f10isolatedToSiScA_pSgYi_tYaF

test/SILOptimizer/definite_init_flow_sensitive_distributed_actor_self.swift

@@ -26,8 +26,8 @@ distributed actor NotCodableDA<ActorSystem>
     self.number = await f(isolatedTo: #isolation)
 
     // Second use of #isolation, which uses 'self.asLocalActor''
-    // CHECK: [[AS_LOCAL_ACTOR_FN:%.*]] = function_ref @$s11Distributed0A5ActorPAAE07asLocalB0ScA_pvg : $@convention(method) <τ_0_0 where τ_0_0 : DistributedActor> (@sil_isolated @guaranteed τ_0_0) -> @owned any Actor
-    // CHECK-NEXT: [[ACTOR_EXISTENTIAL:%.*]] =  apply [[AS_LOCAL_ACTOR_FN]]<NotCodableDA<ActorSystem>>(%1) : $@convention(method) <τ_0_0 where τ_0_0 : DistributedActor> (@sil_isolated @guaranteed τ_0_0) -> @owned any Actor
+    // CHECK: function_ref @$s11Distributed0A5ActorPAAE07asLocalB0ScA_pvg : $@convention(method) <τ_0_0 where τ_0_0 : DistributedActor> (@sil_isolated @guaranteed τ_0_0) -> @owned any Actor
+    // CHECK-NEXT: [[ACTOR_EXISTENTIAL:%.*]] =  apply [[AS_LOCAL_ACTOR_FN:%.*]]<NotCodableDA<ActorSystem>>(%1) : $@convention(method) <τ_0_0 where τ_0_0 : DistributedActor> (@sil_isolated @guaranteed τ_0_0) -> @owned any Actor
     // CHECK: [[ISOLATION_2:%.*]] = enum $Optional<any Actor>, #Optional.some!enumelt, [[ACTOR_EXISTENTIAL]]
     // CHECK: [[F_2:%.*]] = function_ref @$s4test1f10isolatedToSiScA_pSgYi_tYaF
     // CHECK-NEXT: apply [[F_2]]([[ISOLATION_2]])