Log Message:
orc: updated to 0.4.34

0.4.34
======
- Thread-safety improvements around orc codemem allocation/freeing
  (Seungha Yang)
- Add orc_parse_code() with more detailed error reporting (Francesco Romani)
- Implement Orc function lazy initialization correctly via atomic operations
  (Sebastian Dröge)
- orc program parser fixes and improvements (Francesco Romani, Sebastian Dröge)
- build fixes and compiler warning fixes (Thomas Klausner, Tim-Philipp Müller,
  Sebastian Dröge)
- coverity and clang scan-build static code analysis fixes (Sebastian Dröge)
- meson: Do not always generate static library for test library (Jeremy Bicha)
- ci improvements (Jordan Petridis, Nirbheek Chauhan, Tim-Philipp Müller)