Manpages of clang-tools-21 in Debian experimental

• clang-apply-replacements-21(1)
• clang-check-21(1)
• clang-include-fixer-21(1)
• clang-query-21(1)
• clang-reorder-fields-21(1)
• clang-repl-21(1)
• find-all-symbols-21(1)
• modularize-21(1)
• sancov-21(1)
• scan-build-21(1)
• scan-view-21(1)