Bugfix: Linux installer - pin git to < 2.45 #591

Job	Run time
pip (ubuntu-latest, cpu)	5m 55s
conda (ubuntu-latest, nvidia)	8m 44s
pip (windows-latest, cpu)	9m 26s
conda (ubuntu-latest, cpu)	8m 34s
pip (windows-latest, directml)	9m 37s
conda (macos-latest, nvidia)	7s
conda (macos-latest, cpu)	7s
conda (windows-latest, nvidia)	17m 16s
conda (windows-latest, cpu)	13m 50s
conda (ubuntu-latest, rocm)	7m 40s
conda (windows-latest, directml)	11m 10s
	1h 32m 26s

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