ARM: fix return value check for call sites

Author: sipma

chb/app/CHVersion.py

@@ -1 +1 @@
-chbversion: str = "0.3.0-20250817"
+chbversion: str = "0.3.0-20250819"

chb/arm/ARMCallOpcode.py

@@ -342,7 +342,7 @@ def ast_call_prov(
                     rtype.is_void
                     or ((defuses[0] is None)
                         and (defuseshigh[0] is None)
-                        and not self.return_value)):
+                        and not self.return_value(xdata))):
                 chklogger.logger.info(
                     "Unused: introduced ssa-variable: %s for return value of %s "
                     + "at address %s",