ENH: Add Python example for ConvolveImageWithKernel #988

Job	Run time
build-test-cxx (windows-2022)	27m 1s
build-test-documentation (ubuntu-24.04)	48m 11s
build-test-python-superbuild (ubuntu-24.04)	27m 47s
build-test-notebooks (macos-14)	2m 44s
build-test-notebooks (ubuntu-24.04)	2m 19s
build-test-python-superbuild (windows-2022)	26m 38s
build-test-notebooks (windows-2022)	4m 5s
build-test-python-superbuild (macos-15)	21m 35s
build-test-cxx (ubuntu-24.04)	19m 59s
build-test-cxx (macos-14)	17m 31s
	3h 17m 50s

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