Bump docker/build-push-action from 6 to 7 #4626

Job	Run time
pre-commit / check-file-sizes	5s
pre-commit / link-check	15s
pre-commit / pre-commit	1m 57s
ubuntu / clang-build (ubuntu-24.04)	2m 42s
ubuntu / gcc-build (ubuntu-24.04, Debug)	2m 15s
mac / clang-build (Debug)	1m 51s
ubuntu / gcc-build (ubuntu-24.04, Release)	2m 30s
mac / clang-build (Release)	2m 32s
windows / clang-build	4m 6s
windows / msvc-build (Debug)	2m 49s
windows / msvc-build (Release)	1m 47s
mac / clang-test	4m 20s
windows / msvc-test	9m 0s
ubuntu / clang-test (ubuntu-24.04)	8m 30s
ubuntu / clang-sanitizer-build (ubuntu-24.04)	3m 15s
windows / clang-test	2m 46s
mac / clang-test-extended	2m 35s
windows / msvc-test-extended	2m 54s
ubuntu / gcc-test (ubuntu-24.04)	8m 28s
windows / clang-test-extended	2m 52s
ubuntu / clang-sanitizer-test (ubuntu-24.04)	2m 51s
ubuntu / clang-test-extended (ubuntu-24.04)	4m 34s
ubuntu / gcc-test-extended (ubuntu-24.04)	4m 36s
ubuntu / clang-sanitizer-test-extended (ubuntu-24.04)	2m 33s
ubuntu / gcc-build-codecov	7m 26s
perf / macos-clang-build-perf-stats	2m 33s
perf / ubuntu-gcc-build-perf-stats	1m 36s
pages / build-scoreboard	18s
pages / build-doxygen-xml	21s
pages / build-sphinx	36s
pages / deploy-pages	-1s
	1h 34m 52s

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