mklibs: upgrade to 0.1.37

Signed-off-by: Luka Perkov <luka@openwrt.org>

SVN-Revision: 36820

tools/mklibs/patches/005-duplicate_syms.patch

@@ -1,6 +1,6 @@
 --- a/src/mklibs
 +++ b/src/mklibs
-@@ -531,7 +531,6 @@ while 1:
+@@ -529,7 +529,6 @@
  
      library_symbols = {}
      library_symbols_used = {}
@@ -8,7 +8,7 @@
  
      # WORKAROUND: Always add libgcc on old-abi arm
      header = elf_header(find_lib(libraries.copy().pop()))
-@@ -549,20 +548,13 @@ while 1:
+@@ -547,20 +546,13 @@
          library_symbols_used[library] = set()
          for symbol in symbols:
              for name in symbol.base_names():