Bugfix: Linux installer - pin git to < 2.45 #592

Job	Run time
pip (windows-latest, cpu)	10m 2s
pip (windows-latest, directml)	10m 7s
pip (ubuntu-latest, cpu)	6m 31s
conda (ubuntu-latest, nvidia)	8m 50s
conda (ubuntu-latest, cpu)	9m 10s
conda (macos-latest, nvidia)	7s
conda (macos-latest, cpu)	7s
conda (windows-latest, nvidia)	15m 26s
conda (windows-latest, cpu)	13m 46s
conda (ubuntu-latest, rocm)	7m 0s
conda (windows-latest, directml)	13m 46s
	1h 34m 52s

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