[Runtime] Don't install libsection_magic_{begin,end}.a

Author: rintaro

stdlib/public/runtime/CMakeLists.txt

@@ -74,11 +74,11 @@ if(CMAKE_SYSTEM_NAME STREQUAL "Linux" OR CMAKE_SYSTEM_NAME STREQUAL "FreeBSD")
   add_swift_library(section_magic_begin IS_STDLIB IS_STDLIB_CORE
     swift_sections.S
     C_COMPILE_FLAGS ${swift_runtime_compile_flags} "-DSWIFT_BEGIN"
-    INSTALL_IN_COMPONENT stdlib)
+    INSTALL_IN_COMPONENT never_install)
   add_swift_library(section_magic_end IS_STDLIB IS_STDLIB_CORE
     swift_sections.S
     C_COMPILE_FLAGS ${swift_runtime_compile_flags} "-DSWIFT_END"
-    INSTALL_IN_COMPONENT stdlib)
+    INSTALL_IN_COMPONENT never_install)
 endif()
 
 set(object_target_list)