[backport 2.3.x] CI: fix wrong syntax in CI env yml files (mamba 2.0 compat) (#59910) #19952

Job	Run time
Linux-32-bit	20m 6s
Linux-Musl	17m 52s
python-dev (macOS-13)	33m 58s
python-dev (macOS-14)	11m 56s
python-dev (ubuntu-22.04)	24m 17s
python-dev (windows-latest)	27m 4s
macos-13 actions-310.yaml	50m 35s
macos-13 actions-311.yaml	49m 5s
macos-13 actions-312.yaml	55m 48s
macos-13 actions-39.yaml	58m 6s
macos-14 actions-310.yaml	33m 5s
macos-14 actions-311.yaml	28m 53s
macos-14 actions-312.yaml	28m 35s
macos-14 actions-39.yaml	35m 39s
windows-latest actions-311.yaml	54m 33s
windows-latest actions-312.yaml	57m 23s
windows-latest actions-310.yaml	52m 3s
windows-latest actions-39.yaml	42m 5s
ubuntu-latest actions-310.yaml	1h 3m 26s
Copy-on-Write 3.10 (warnings)	39m 38s
Copy-on-Write 3.10	38m 31s
ubuntu-latest actions-311.yaml	58m 33s
Future infer strings (without pyarrow)	59m 34s
Locale: zh_CN	39m 8s
Copy-on-Write 3.11	38m 6s
Copy-on-Write 3.11 (warnings)	39m 30s
Locale: it_IT	39m 42s
Downstream Compat	9m 2s
Numpy Dev	22m 37s
Pyarrow Nightly	23m 23s
ubuntu-latest actions-312.yaml	46m 53s
Future infer strings	52m 39s
Copy-on-Write 3.12	42m 38s
ubuntu-latest actions-39.yaml	49m 21s
Copy-on-Write 3.9	29m 58s
Minimum Versions	29m 19s
Pypy	8m 30s
Copy-on-Write 3.9 (warnings)	30m 36s
	1d 0h 2m 7s

Provide feedback