Fix docs build: resolve `InteractiveShell` forward reference #3975

Job	Run time
Test Minimum Versions	24s
link_check	22s
Test Lint	24s
Test Prereleases	16s
test_without_debugpy (ubuntu-latest, 3.10)	16s
check_release	26s
Make SDist	22s
test_docs	25s
build (ubuntu-latest, qt5, 3.14)	28s
build (windows-latest, qt5, 3.14)	26s
build (ubuntu-latest, qt6, 3.10)	28s
build (ubuntu-latest, qt5, pypy-3.11)	20s
build (ubuntu-latest, qt6, 3.13)	28s
build (windows-latest, qt5, 3.10)	26s
build (windows-latest, qt6, 3.10)	16s
build (ubuntu-latest, qt5, 3.10)	27s
build (windows-latest, qt6, 3.12)	18s
build (windows-latest, qt5, pypy-3.11)	23s
build (windows-latest, qt6, 3.11)	26s
build (ubuntu-latest, qt6, pypy-3.11)	20s
build (macos-latest, qt5, pypy-3.11)	16s
build (windows-latest, qt6, 3.13)	26s
build (ubuntu-latest, qt6, 3.11)	27s
build (macos-latest, qt6, 3.11)	30s
build (ubuntu-latest, qt6, 3.12)	27s
build (macos-latest, qt6, 3.10)	16s
build (windows-latest, qt6, pypy-3.11)	18s
build (macos-latest, qt6, 3.13)	30s
build (macos-latest, qt6, 3.12)	15s
build (macos-latest, qt5, 3.10)	18s
build (macos-latest, qt5, 3.14)	17s
build (macos-latest, qt6, pypy-3.11)	16s
Install from SDist and Test	1s
coverage	1s
	11m 59s

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