update python build standalone references to new GitHub org (#21790) #24936

Job	Run time
Classify changes	4s
Bootstrap Pants, test Rust (macOS13-x86_64)	4m 4s
Bootstrap Pants, test and lint Rust (Linux-x86_64)	1m 57s
Build wheels (Linux-ARM64)	0s
Bootstrap Pants, test Rust (Linux-ARM64)	1m 32s
Build wheels (macOS13-x86_64)	0s
Build wheels (Linux-x86_64)	0s
Build wheels (macOS14-ARM64)	0s
Ensure PR has release notes	1s
Lint Python and Shell	3m 52s
Test Python (Linux-x86_64) Shard 0/10	18m 5s
Test Python (Linux-x86_64) Shard 1/10	16m 41s
Test Python (Linux-x86_64) Shard 3/10	15m 32s
Test Python (Linux-x86_64) Shard 2/10	17m 54s
Test Python (Linux-x86_64) Shard 4/10	27m 49s
Test Python (Linux-x86_64) Shard 5/10	13m 20s
Test Python (Linux-x86_64) Shard 6/10	10m 31s
Test Python (Linux-x86_64) Shard 7/10	17m 36s
Test Python (Linux-x86_64) Shard 8/10	15m 6s
Test Python (Linux-x86_64) Shard 9/10	10m 6s
Test Python (Linux-ARM64)	9m 12s
Test Python (macOS13-x86_64)	29m 31s
Set Merge OK	1s
Merge OK	1s
	3h 32m 55s

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