docs: escape asterisks

Seems pandoc messed these up, and left out some escpaing. Let's fix it
up by hand.

Reviewed-by: Eric Engestrom <eric@engestrom.ch>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/4630>

docs/relnotes/19.1.0.rst

@@ -1544,7 +1544,7 @@ Eric Engestrom (142):
 -  tegra/meson: add missing dep_libdrm
 -  tegra/autotools: add missing libdrm cflags
 -  gitlab-ci: limit the automatic CI to master and MRs
--  gitlab-ci: automatically run the CI on pushes to \`ci/*\` branches
+-  gitlab-ci: automatically run the CI on pushes to \`ci/\*\` branches
 -  anv: sort extensions alphabetically
 -  anv: sort vendors extensions after KHR and EXT
 -  anv: make sure the extensions stay sorted

docs/relnotes/7.11.rst

@@ -228,7 +228,7 @@ that did not exist in the 7.10 release series at all.
    piglit fdo9833 regression
 -  `Bug 36033 <https://bugs.freedesktop.org/show_bug.cgi?id=36033>`__ -
    main/shaderapi.c:1044: validate_samplers: Assertion
-   \`(sizeof(targetName)/sizeof(*(targetName))) == NUM_TEXTURE_TARGETS'
+   \`(sizeof(targetName)/sizeof(\*(targetName))) == NUM_TEXTURE_TARGETS'
    failed.
 -  `Bug 36086 <https://bugs.freedesktop.org/show_bug.cgi?id=36086>`__ -
    [wine] Segfault r300_resource_copy_region with some wine apps and

docs/versions.rst

@@ -922,7 +922,7 @@ Changes:
 New:
 
 -  optimized glDrawPixels for glPixelZoom(1,-1) Bug Fixes:
--  widgets-mesa/src/*.c files were missing from 3.3 distro
+-  widgets-mesa/src/\*.c files were missing from 3.3 distro
 -  include/GL/mesa_wgl.h file was missing from 3.3 distro
 -  fixed some Win32 compile problems
 -  texture object priorities weren't getting initialized to 1.0