links: replace all http by newer https links

Author: langchr86

topics/build_systems/slides/links.md

@@ -15,7 +15,7 @@ Links - CMake
 [do_cmake_right]: https://pabloariasal.github.io/2018/02/19/its-time-to-do-cmake-right/
 [effective_modern_cmake]: https://gist.github.com/mbinna/c61dbb39bca0e4fb7d1f73b0d66a4fd1
 [cmake_is_like_inheritance]: https://kubasejdak.com/blog/modern-cmake-is-like-inheritance
-[cmake_useful_variables]: http://www.cmake.org/Wiki/CMake_Useful_Variables
+[cmake_useful_variables]: https://gitlab.kitware.com/cmake/community/-/wikis/doc/cmake/Useful-Variables
 [cmake_properties]: https://cmake.org/cmake/help/latest/manual/cmake-properties.7.html
 [cmake_dependencies]: https://samthursfield.wordpress.com/2015/11/21/cmake-dependencies-between-targets-and-files-and-custom-commands/
 [talk_pfeifer_effective_cmake]: https://www.youtube.com/watch?v=bsXLMQ6WgIk

topics/git/slides/links.md

@@ -22,7 +22,7 @@ Links
 [git_katas]: https://github.com/eficode-academy/git-katas
 
 [comparing_workflows]: https://www.atlassian.com/git/tutorials/comparing-workflows
-[one_flow]: http://endoflineblog.com/oneflow-a-git-branching-model-and-workflow
+[one_flow]: https://endoflineblog.com/oneflow-a-git-branching-model-and-workflow
 [git_flow]: https://www.atlassian.com/de/git/tutorials/comparing-workflows/gitflow-workflow
 [trunk_based_development]: https://trunkbaseddevelopment.com/
 [git_grundlagen_workflows]: https://www.amazon.de/Git-Dezentrale-Versionsverwaltung-Grundlagen-Workflows/dp/3898648001
@@ -64,7 +64,7 @@ Links
 
 [good_git_comments]: https://chris.beams.io/posts/git-commit/
 [practical_guide_git_comments]: https://www.freecodecamp.org/news/writing-good-commit-messages-a-practical-guide/
-[uboot_commit_message_conventions]: http://www.denx.de/wiki/view/U-Boot/Patches#Commit_message_conventions
+[uboot_commit_message_conventions]: https://docs.u-boot.org/en/latest/#Commit_message_conventions
 [gitlint]: https://jorisroovers.com/gitlint/
 
 [caret_and_tilde]: https://stackoverflow.com/questions/2221658/whats-the-difference-between-head-and-head-in-git

topics/tools_and_varia/slides/links.md

@@ -44,7 +44,7 @@ Links
 [choco_create_packages]: https://docs.chocolatey.org/en-us/create/create-packages
 
 [pretty_putty]: https://github.com/jacektrocinski/pretty-putty
-[kitty]: http://www.9bis.net/kitty/#!index.md
+[kitty]: https://www.9bis.net/kitty
 [solar_putty]: https://www.solarwinds.com/free-tools/solar-putty
 [mobaxterm]: https://mobaxterm.mobatek.net/
 
@@ -71,7 +71,7 @@ Links
 [wiki_event_loop]: https://en.wikipedia.org/wiki/Event_loop
 [win_main]: https://docs.microsoft.com/de-ch/windows/desktop/api/winbase/nf-winbase-winmain
 [glib_main_event_loop]: https://developer.gnome.org/glib/stable/glib-The-Main-Event-Loop.html
-[sd_event]: http://0pointer.net/blog/introducing-sd-event.html
+[sd_event]: https://www.freedesktop.org/software/systemd/man/latest/sd-event.html
 [boost_asio]: https://www.boost.org/doc/libs/1_86_0/doc/html/boost_asio.html
 
 * [wiki_event_loop]