fix: remove models permission, add workflow_dispatch trigger #468

Job	Run time
Build Regorus FFI: (x86_64-unknown-linux-gnu)	3m 44s
Build Regorus FFI: (aarch64-apple-darwin)	3m 22s
Build Regorus FFI: (x86_64-pc-windows-msvc)	7m 52s
Build Regorus nuget	57s
Test Regorus Nuget: (x86_64-unknown-linux-gnu)	1m 0s
Test Regorus Nuget: (x86_64-pc-windows-msvc)	2m 21s
Test Regorus Nuget: (aarch64-apple-darwin)	51s
	20m 7s

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