[linkerscript] Fix missing .build_id section

Author: rleh

src/modm/platform/core/cortex/linker.macros

@@ -217,7 +217,10 @@ MAIN_STACK_SIZE = {{ options[":platform:cortex-m:main_stack_size"] }};
 		KEEP(*(.assertion))
 		. = ALIGN(4);
 		__assertion_table_end = .;
+	} >{{memory}}
 
+	.build_id :
+	{
 		__build_id = .;
 		KEEP(*(.note.gnu.build-id))
 	} >{{memory}}

tools/modm_tools/size.py

@@ -109,7 +109,8 @@ def is_in_memory(name):
 
             if is_in_memory("rom"):
                 totals["rom"] += s["size"]
-                sections["rom"].append(s["name"])
+                if not ".build_id" in s["name"]:
+                    sections["rom"].append(s["name"])
             if is_in_memory("ram"):
                 totals["static"] += s["size"]
                 sections["static"].append(s["name"])