Add `static` to a file-scope function.

llvm-svn: 270652
diff --git a/lld/ELF/Relocations.cpp b/lld/ELF/Relocations.cpp
index f561d54..94aa189 100644
--- a/lld/ELF/Relocations.cpp
+++ b/lld/ELF/Relocations.cpp
@@ -452,7 +452,7 @@
 // complicates things for the dynamic linker and means we would have to reserve
 // space for the extra PT_LOAD even if we end up not using it.
 template <class ELFT, class RelTy>
-void scanRelocs(InputSectionBase<ELFT> &C, ArrayRef<RelTy> Rels) {
+static void scanRelocs(InputSectionBase<ELFT> &C, ArrayRef<RelTy> Rels) {
   typedef typename ELFT::uint uintX_t;
 
   uintX_t Flags = C.getSectionHdr()->sh_flags;