ci: Add Python 3.14 to the test matrix #86

Job	Run time
langchain-py (3.11, ubuntu-latest) / test	18s
build (3.10, ubuntu-latest, 0)	5m 2s
build (3.12, windows-latest, 0)	9m 49s
build (3.10, ubuntu-latest, 1)	5m 52s
build (3.11, ubuntu-latest, 1)	6m 14s
build (3.11, windows-latest, 0)	9m 38s
langchain-py (3.10, windows-latest) / test	42s
build (3.10, windows-latest, 1)	13m 20s
build (3.10, windows-latest, 0)	7m 31s
langchain-py (3.10, ubuntu-latest) / test	16s
build (3.11, ubuntu-latest, 0)	5m 18s
build (3.12, ubuntu-latest, 0)	5m 16s
build (3.13, ubuntu-latest, 1)	6m 38s
langchain-py (3.12, windows-latest) / test	1m 15s
build (3.14, ubuntu-latest, 0)	5m 39s
build (3.14, windows-latest, 0)	9m 29s
langchain-py (3.12, ubuntu-latest) / test	18s
build (3.11, windows-latest, 1)	11m 47s
build (3.12, ubuntu-latest, 1)	6m 35s
build (3.13, windows-latest, 1)	11m 50s
build (3.14, ubuntu-latest, 1)	6m 55s
build (3.13, ubuntu-latest, 0)	5m 8s
langchain-py (3.13, windows-latest) / test	1m 0s
build (3.14, windows-latest, 1)	12m 6s
langchain-py (3.11, windows-latest) / test	44s
build (3.13, windows-latest, 0)	8m 58s
adk-py (3.10, ubuntu-latest) / test	13s
adk-py (3.11, windows-latest) / test	1m 45s
adk-py (3.11, ubuntu-latest) / test	16s
langchain-py (3.13, ubuntu-latest) / test	18s
adk-py (3.10, windows-latest) / test	38s
adk-py (3.12, windows-latest) / test	47s
build (3.12, windows-latest, 1)	11m 35s
adk-py (3.12, ubuntu-latest) / test	13s
upload-wheel	18s
	2h 53m 41s

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