pages*: fix brand and technical names (#12145)

* pages*: fix Python, Java, pacman, apt, *zip*, xz, tar, git, RPM and grep names

* pages*: fix brand and technical names

Co-authored-by: Lena <126529524+acuteenvy@users.noreply.github.com>

* fluxctl, gitmoji, in-toto-run, osv-scanner: replace `git` with Git

* bzegrep: enclose egrep with backticks

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* git-bug: use Git instead of `git`

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* git-bug: use Git instead of `git`

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* git-force-clone: use Git instead of `git`

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* gitwatch: use Git instead of `git`

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* hub-init: use Git instead of `git`

Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

* pages.*: use Linux instead of GNU/Linux

---------

Co-authored-by: Lena <126529524+acuteenvy@users.noreply.github.com>
Co-authored-by: Sebastiaan Speck <12570668+sebastiaanspeck@users.noreply.github.com>

pages/common/blender.md

@@ -28,6 +28,6 @@
 
 `blender --background {{path/to/file}}.blend --python-expr '{{import bpy; bpy.data.scenes[0].render.resolution_percentage = 25}}' --render-anim`
 
-- Start an interactive Blender session in the terminal with a python console (do `import bpy` after starting):
+- Start an interactive Blender session in the terminal with a Python console (do `import bpy` after starting):
 
 `blender --background --python-console`