debuginfo: Fix build on 32-bit ARM

This slipped through in 955d427, as we aren't building for
32 bit ARM during CI right now.

GitHub: Fixes JuliaLang#44254.

src/debuginfo.cpp

@@ -227,7 +227,7 @@ class JITObjectRegistry
  continue;
  }
  }
- uint64_t loadaddr = L.getSectionLoadAddress(section);
+ uint64_t loadaddr = getLoadAddress(section.getName().get());
  size_t seclen = section.getSize();
  if (istext) {
  arm_text_addr = loadaddr;