set install dir correctly for libSwiftRemoteMirror

Author: justice-adams-apple

stdlib/public/SwiftRemoteMirror/CMakeLists.txt

@@ -14,7 +14,7 @@ add_swift_target_library(swiftRemoteMirror
                            ${SWIFT_SOURCE_DIR}/include/swift/RemoteInspection/RuntimeHeaders
                          INCORPORATE_OBJECT_LIBRARIES swiftLLVMSupport
                          SWIFT_COMPILE_FLAGS ${SWIFT_STANDARD_LIBRARY_SWIFT_FLAGS}
-                         DARWIN_INSTALL_NAME_DIR "${SWIFTLIB_DARWIN_INSTALL_NAME_DIR}"
+                         DARWIN_INSTALL_NAME_DIR "${SWIFT_DARWIN_STDLIB_INSTALL_NAME_DIR}"
                          INSTALL_IN_COMPONENT
                            swift-remote-mirror