Disable part of test for the bots sake.

Author: adrian-prantl

lldb/test/API/lang/swift/macro/TestSwiftMacro.py

@@ -71,5 +71,6 @@ def testInteractive(self):
 #       CHECK: CacheUserImports(){{.*}}: Macro.
 #       CHECK: SwiftASTContextForExpressions{{.*}}::LoadOneModule(){{.*}}Imported module Macro from {kind = Serialized Swift AST, filename = "{{.*}}Macro.swiftmodule";}
 #       CHECK: CacheUserImports(){{.*}}Scanning for search paths in{{.*}}Macro.swiftmodule
-#       CHECK: SwiftASTContextForExpressions{{.*}}::LogConfiguration(){{.*}} -external-plugin-path {{.*}}/Developer/Platforms/{{.*}}.platform/Developer/usr/local/lib/swift/host/plugins{{.*}}#{{.*}}/swift-plugin-server
+#       The bots have too old an Xcode for this.
+#       DISABLED: SwiftASTContextForExpressions{{.*}}::LogConfiguration(){{.*}} -external-plugin-path {{.*}}/Developer/Platforms/{{.*}}.platform/Developer/usr/local/lib/swift/host/plugins{{.*}}#{{.*}}/swift-plugin-server
 #       CHECK: SwiftASTContextForExpressions{{.*}}::LogConfiguration(){{.*}} -external-plugin-path {{.*}}/lang/swift/macro/{{.*}}#{{.*}}/swift-plugin-server