[projmgr] Enhance LLVM/clang linker script for compatibility with ATfE 21 (#2224)

Author: grasci-arm

tools/projmgr/templates/clang_linker_script.ld.src

@@ -120,6 +120,7 @@ SECTIONS
         . = ALIGN(8);
 
         /* lists of constructors and destructors */
+        PROVIDE_HIDDEN ( __bothinit_array_start = . );
         PROVIDE_HIDDEN ( __preinit_array_start = . );
         KEEP (*(.preinit_array))
         PROVIDE_HIDDEN ( __preinit_array_end = . );
@@ -128,6 +129,7 @@ SECTIONS
         KEEP (*(SORT_BY_INIT_PRIORITY(.init_array.*) SORT_BY_INIT_PRIORITY(.ctors.*)))
         KEEP (*(.init_array .ctors))
         PROVIDE_HIDDEN ( __init_array_end = . );
+        PROVIDE_HIDDEN ( __bothinit_array_end = . ); 
 
         PROVIDE_HIDDEN ( __fini_array_start = . );
         KEEP (*(SORT_BY_INIT_PRIORITY(.fini_array.*) SORT_BY_INIT_PRIORITY(.dtors.*)))