Fix release notes for the MinGW frontend

mstorsjo · mstorsjo · commit c168b4b2a96d · 2019-09-07T10:57:20.000Z
No --wrap or --emit-relocs options have been added there (only in
the ELF linker).

llvm-svn: 371301
diff --git a/lld/docs/ReleaseNotes.rst b/lld/docs/ReleaseNotes.rst
@@ -228,4 +228,4 @@ MinGW Improvements
   MinGW frontend to be called by GCC.
 
 * The following options are added: ``--exclude-all-symbols``,
-  ``--appcontainer``, ``--emit-relocs``, ``--wrap``, ``--undefined``
+  ``--appcontainer``, ``--undefined``
