[clangd] Logger implicitly adds newline

llvm-svn: 319497
diff --git a/clang-tools-extra/clangd/ClangdUnit.cpp b/clang-tools-extra/clangd/ClangdUnit.cpp
index b286c93..e244e14 100644
--- a/clang-tools-extra/clangd/ClangdUnit.cpp
+++ b/clang-tools-extra/clangd/ClangdUnit.cpp
@@ -1151,7 +1151,7 @@
       RebuildInProgress(false), PCHs(std::move(PCHs)), Logger(Logger) {
   Logger.log("Opened file " + FileName + " with command [" +
              this->Command.Directory + "] " +
-             llvm::join(this->Command.CommandLine, " ") + "\n");
+             llvm::join(this->Command.CommandLine, " "));
 
   std::lock_guard<std::mutex> Lock(Mutex);
   LatestAvailablePreamble = nullptr;