LibDeviceTree: Print the StringsBlock size properly when bounds checking

Author: https://github.com/ADKaster
Commit: 01f32a22b4
Pull-request: https://github.com/SerenityOS/serenity/pull/17460
Reviewed-by: https://github.com/AtkinsSJ
Reviewed-by: https://github.com/linusg

Userland/Libraries/LibDeviceTree/Validation.cpp

@@ -104,7 +104,7 @@ bool validate_flattened_device_tree(FlattenedDeviceTreeHeader const& header, u8
     u64 strings_block_size = header.off_dt_strings + header.size_dt_strings;
     if (strings_block_size > blob_size) {
         if (verbose == Verbose::Yes)
-            warnln("FDT Header reports invalid StringsBlock size: {} is too large given total size {}", structure_block_size, blob_size);
+            warnln("FDT Header reports invalid StringsBlock size: {} is too large given total size {}", strings_block_size, blob_size);
         return false;
     }