skip elements-util test for _FORTIFY_SOURCE usage in release binaries

Author: tomt1664

contrib/devtools/security-check.py

@@ -119,8 +119,9 @@ def check_ELF_CONTROL_FLOW(binary) -> bool:
 
 def check_ELF_FORTIFY(binary) -> bool:
 
-    # bitcoin-util does not currently contain any fortified functions
-    if 'Bitcoin Core bitcoin-util utility version ' in binary.strings:
+    # bitcoin-util and elements-util do not currently contain any fortified functions
+    # (the utility binaries are intentionally kept minimal)
+    if any('bitcoin-util utility version' in s for s in binary.strings):
         return True
 
     chk_funcs = set()