community: add Docling document loader #33149

Job	Run time
build	11s
cd libs/community / make extended_tests #3.9	59s
cd libs/community / make extended_tests #3.11	54s
cd libs/community / make test #3.13	1m 4s
cd libs/community / make test #3.9	56s
cd . / make lint #3.12	1m 13s
cd . / make lint #3.9	1m 12s
cd libs/community / make lint #3.13	1m 2s
cd libs/community / make lint #3.9	46s
test-doc-imports (3.12) / check doc imports #3.12	1m 15s
cd libs/community / make test # pydantic: ~=2.7.0, python: 3.11,	43s
cd libs/community / make test # pydantic: ~=2.8.0, python: 3.11,	51s
cd libs/community / make test # pydantic: ~=2.9.0, python: 3.11,	33s
cd libs/community / poetry run pytest -m compile tests/integration_tests #3.11	31s
cd libs/community / poetry run pytest -m compile tests/integration_tests #3.9	32s
CI Success	1s
	12m 43s

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