add BadgeTest.cpp to cmake build

Summary:
Externally this was failing on fedora 35's GCC 11.2.1

Add test so we know what platforms it's good on

Reviewed By: yfeldblum

Differential Revision: D33192636

fbshipit-source-id: 028255b6dbb34762b4e788122d948f26a449a57c

CMakeLists.txt

@@ -785,6 +785,7 @@ if (BUILD_TESTS)
 
     DIRECTORY lang/test/
       TEST lang_aligned_test SOURCES AlignedTest.cpp
+      TEST lang_badge_test SOURCES BadgeTest.cpp
       TEST lang_bits_test SOURCES BitsTest.cpp
       TEST lang_byte_test SOURCES ByteTest.cpp
       TEST lang_c_string_test SOURCES CStringTest.cpp