need version of scikit-learn newer than 1.4 to support scipy 1.15 fully.

In the meantime skip failing tests:
test_csr_polynomial_expansion_index_overflow[csr_array-False-True

Closes: #1096252

See upstream Issue#29633
https://github.com/scikit-learn/scikit-learn/issues/29633

Closes: 1078123

d/README.source: added reminder about updating d/github-revision.txt

* dpatches/no-download-intersphinx-mapping.patch: fix some paths, link
  to the packaged docs not the remote docs.

Closes: #1070201

Update to upstream version '1.4.2+dfsg'
with Debian dir e40ccbb0164203df4c4f4f5c832b8a05ec79f49a

test_tfidf_no_smoothing and test_qda_regularization
which don't emit expected divide-by-zero runtime warnings

Update to upstream version '1.4.1.post1+dfsg'
with Debian dir aa125822c45bae5e6b9ca9c7d1f09e1b2f53a75b

Exclude minimized jquery JS from source and use symlink to Debian packaged min.js instead (crossing fingers that the version plays nicely)