devel/spirv-llvm-translator: update to 20.1.4/19.1.9/18.1.14/1[5-7].0.14/14.0.13/1[13].0.3

Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v11.0.3
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v13.0.3
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v14.0.13
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v15.0.14
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v16.0.14
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v17.0.14
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v18.1.14
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v19.1.9
Changes: https://github.com/KhronosGroup/SPIRV-LLVM-Translator/releases/tag/v20.1.4
Reported by: GitHub (watch releases)