Wrap comment to 80 columns

git-svn-id: https://llvm.org/svn/llvm-project/lld/trunk@363017 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/COFF/Writer.cpp b/COFF/Writer.cpp
index 8415c38..89dd0a8 100644
--- a/COFF/Writer.cpp
+++ b/COFF/Writer.cpp
@@ -849,9 +849,9 @@
 
   // Finally, move some output sections to the end.
   auto SectionOrder = [&](const OutputSection *S) {
-    // Move DISCARDABLE (or non-memory-mapped) sections to the end of file because
-    // the loader cannot handle holes. Stripping can remove other discardable ones
-    // than .reloc, which is first of them (created early).
+    // Move DISCARDABLE (or non-memory-mapped) sections to the end of file
+    // because the loader cannot handle holes. Stripping can remove other
+    // discardable ones than .reloc, which is first of them (created early).
     if (S->Header.Characteristics & IMAGE_SCN_MEM_DISCARDABLE)
       return 2;
     // .rsrc should come at the end of the non-discardable sections because its