Update ABI/API baselines (1)

Author: benrimmington

test/api-digester/stability-stdlib-abi-with-asserts.test

@@ -36,13 +36,3 @@
 // The digester can incorrectly register a generic signature change when
 // declarations are shuffled. rdar://problem/46618883
 // UNSUPPORTED: swift_evolve
-
-Func _collectReferencesInsideObject(_:) is a new API without @available attribute
-Func _loadDestroyTLSCounter() is a new API without @available attribute
-Func _measureRuntimeFunctionCountersDiffs(objects:_:) is a new API without @available attribute
-Protocol _RuntimeFunctionCountersStats is a new API without @available attribute
-Struct _GlobalRuntimeFunctionCountersState is a new API without @available attribute
-Struct _ObjectRuntimeFunctionCountersState is a new API without @available attribute
-Struct _RuntimeFunctionCounters is a new API without @available attribute
-Func _swift_isImmutableCOWBuffer(_:) is a new API without @available attribute
-Func _swift_setImmutableCOWBuffer(_:_:) is a new API without @available attribute

test/api-digester/stability-stdlib-abi-without-asserts.test

@@ -27,11 +27,3 @@
 // The digester can incorrectly register a generic signature change when
 // declarations are shuffled. rdar://problem/46618883
 // UNSUPPORTED: swift_evolve
-
-Func _prespecialize() is a new API without @available attribute
-Func _stdlib_isOSVersionAtLeastOrVariantVersionAtLeast(_:_:_:_:_:_:) is a new API without @available attribute
-
-// These reflection APIs are exposed to facilitate building SwiftReflectionTest.swift when testing Release builds.
-Func _getMetadataSection(_:) is a new API without @available attribute
-Func _getMetadataSectionCount() is a new API without @available attribute
-Func _getMetadataSectionName(_:) is a new API without @available attribute