Merge pull request #9394 from apple/disable_lldb_test-swift-4

Author: swift-ci

utils/build-presets.ini

@@ -960,6 +960,8 @@ mixin-preset=
 
 dash-dash
 
+skip-test-lldb
+
 swift-install-components=compiler;clang-builtin-headers;stdlib;sdk-overlay;license;sourcekit-xpc-service;swift-remote-mirror;swift-remote-mirror-headers
 llvm-install-components=libclang;libclang-headers