Add Adobe approval to the re-license file. (#1850) #2226

Job	Run time
macos-nanovdb (macos-11, clang++, Release)	43s
windows-nanovdb (x64-windows-static, Release, -A x64 -G \"Visual Studio 17 2022\" -DOPENVDB_CORE_...	1s
macos-nanovdb (macos-11, clang++, Debug)	44s
linux-nanovdb:cxx:g++-Release	1s
windows-nanovdb (x64-windows-static, Debug, -A x64 -G \"Visual Studio 17 2022\" -DOPENVDB_CORE_SH...	1s
nanovdb-lite	1s
linux-nanovdb:cxx:g++-Debug	1s
windows-nanovdb (x64-windows, Release, -A x64 -G \"Visual Studio 17 2022\" -DOPENVDB_CORE_STATIC=...	1s
linux-nanovdb:cxx:clang++-Release	1s
windows-nanovdb (x64-windows, Debug, -A x64 -G \"Visual Studio 17 2022\" -DOPENVDB_CORE_STATIC=OFF)	1s
linux-nanovdb:cxx:clang++-Debug	1s
	1m 36s

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