Add availability flags in NLPModelMeta and NLSMeta #570

Job	Run time
Julia 1 - macos-latest - arm64 - push	1m 10s
Julia 1 - windows-latest - x64 - push	1m 41s
Julia lts - windows-latest - x64 - push	1m 32s
Julia 1 - ubuntu-latest - x64 - push	1m 8s
Julia 1 - ubuntu-24.04-arm - arm64 - push	1m 14s
Julia 1 - macos-latest - x64 - push	2m 15s
Julia pre - ubuntu-latest - x64 - push	1m 16s
Julia lts - ubuntu-latest - x64 - push	1m 7s
Julia pre - windows-latest - x64 - push	1m 36s
Julia lts - macos-latest - x64 - push	2m 27s
Julia pre - macos-latest - x64 - push	2m 16s
	17m 42s

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