[test] Update a couple of crasher signatures

Author: hamishknight

…/abortWithVerificationError-825c80.swift …shers/ASTScopeImpl-addChild-825c80.swiftvalidation-test/IDE/crashers/abortWithVerificationError-825c80.swift renamed to validation-test/IDE/crashers/ASTScopeImpl-addChild-825c80.swift validation-test/IDE/crashers/abortWithVerificationError-825c80.swift renamed to validation-test/IDE/crashers/ASTScopeImpl-addChild-825c80.swift

@@ -1,4 +1,4 @@
-// {"kind":"complete","original":"081c2cc3","signature":"abortWithVerificationError"}
+// {"kind":"complete","original":"081c2cc3","signature":"swift::ast_scope::ASTScopeImpl::addChild(swift::ast_scope::ASTScopeImpl*, swift::ASTContext&)"}
 // RUN: not --crash %target-swift-ide-test -code-completion -batch-code-completion -skip-filecheck -code-completion-diagnostics -source-filename %s
 protocol a {
   associatedtype b: SignedInteger

validation-test/compiler_crashers/GenericArgumentsMismatchFailure-diagnoseAsError-e782d1.swift

@@ -1,4 +1,4 @@
-// {"kind":"typecheck","signature":"swift::constraints::GenericArgumentsMismatchFailure::diagnoseAsError()","signatureAssert":"Assertion failed: (!(purpose == CTP_Unused || purpose == CTP_CannotFail)), function diagnoseAsError"}
+// {"kind":"typecheck","signature":"swift::constraints::GenericArgumentsMismatchFailure::diagnoseAsError()","signatureAssert":"Assertion failed: (purpose != CTP_Unused), function diagnoseAsError"}
 // RUN: not --crash %target-swift-frontend -typecheck %s
 @propertyWrapper struct a<b{
          wrappedValue: b

validation-test/compiler_crashers/verificationFailure-8d0890.swift

@@ -1,4 +1,4 @@
-// {"kind":"emit-silgen","original":"be1cdd08","signature":"swift::verificationFailure(llvm::Twine const&, swift::SILInstruction const*, swift::SILArgument const*, llvm::function_ref<void (swift::SILPrintContext&)>)"}
+// {"kind":"emit-silgen","original":"be1cdd08","signature":"swift::verificationFailure(llvm::Twine const&, swift::SILInstruction const*, llvm::function_ref<void (swift::SILPrintContext&)>)"}
 // RUN: not --crash %target-swift-frontend -emit-silgen %s
 // REQUIRES: OS=macosx
 import Foundation