Add half dependency

requirements.txt

@@ -3,3 +3,4 @@ RadeonOpenCompute/rocm-cmake@6240bb3 --build
 ROCmSoftwarePlatform/MIOpen,http://gitlab1.amd.com/pfultz/miopen/-/archive/f9baaabdf7c26b70648966306b2e1adb3ba3cab5/miopen-f9baaabdf7c26b70648966306b2e1adb3ba3cab5.tar.bz2
 ROCmSoftwarePlatform/rocBLAS@v14.0.1
 blaze,https://bitbucket.org/blaze-lib/blaze/get/f0755dea0e03.tar.gz -X header -DHEADER_DIR=blaze
+half,https://github.com/pfultz2/half/archive/1.12.0.tar.gz -X header -H sha256:0a08660b68abb176ebc2a0cdf8de46e3182a7f46c66443bb80dbfaaec98cf969