fix contribs for arc/local/bin for freebsd

commit_hash:9bdc10d7c15c86522dd0b0d73c180197bda0e822

Author: tldr

contrib/libs/backtrace/.yandex_meta/__init__.py

@@ -10,7 +10,7 @@ def post_install(self):
             Switch(
                 [
                     ("OS_DARWIN", Linkable(SRCS=["macho.c"])),
-                    ("OS_LINUX OR OS_ANDROID", Linkable(SRCS=["elf.c"])),
+                    ("OS_LINUX OR OS_ANDROID OR OS_FREEBSD", Linkable(SRCS=["elf.c"])),
                 ]
             ),
         )

contrib/libs/backtrace/ya.make

@@ -40,7 +40,7 @@ IF (OS_DARWIN)
     SRCS(
         macho.c
     )
-ELSEIF (OS_LINUX OR OS_ANDROID)
+ELSEIF (OS_LINUX OR OS_ANDROID OR OS_FREEBSD)
     SRCS(
         elf.c
     )