glfw: cleanup vulkan_headers

Signed-off-by: Stephen Gutekanst <stephen@hexops.com>

update-upstream.sh

@@ -21,3 +21,4 @@ git clone https://github.com/KhronosGroup/Vulkan-Headers vulkan_headers/
 cd vulkan_headers
 rm -rf .git registry/ *.gn *.txt *.md cmake/ 
 rm -rf include/vk_video
+rm .cmake-format.py .gitattributes .gitignore

upstream/vulkan_headers/.cmake-format.py

@@ -1,34 +0,0 @@
-# Configuration for cmake-format (v0.4.1, circa Jul 2018)
-# https://github.com/cheshirekow/cmake_format
-
-# How wide to allow formatted cmake files
-line_width = 132
-
-# How many spaces to tab for indent
-tab_size = 4
-
-# If arglists are longer than this, break them always
-max_subargs_per_line = 3
-
-# If true, separate flow control names from their parentheses with a space
-separate_ctrl_name_with_space = False
-
-# If true, separate function names from parentheses with a space
-separate_fn_name_with_space = False
-
-# If a statement is wrapped to more than one line, than dangle the closing
-# parenthesis on it's own line
-dangle_parens = False
-
-# What character to use for bulleted lists
-bullet_char = u'*'
-
-# What character to use as punctuation after numerals in an enumerated list
-enum_char = u'.'
-
-# What style line endings to use in the output.
-line_ending = u'unix'
-
-# Format command names consistently as 'lower' or 'upper' case
-command_case = u'lower'
-

upstream/vulkan_headers/.gitattributes

@@ -1,16 +0,0 @@
-# See https://git-scm.com/docs/gitattributes
-# See https://help.github.com/articles/dealing-with-line-endings/
-
-# Default behavior, if core.autocrlf is unset.
-* text=auto
-
-# Files to be converted to native line endings on checkout.
-*.cpp text
-*.h text
-
-# Text files to always have CRLF (dos) line endings on checkout.
-*.bat text eol=crlf
-
-# Text files to always have LF (unix) line endings on checkout.
-*.sh text eol=lf
-

upstream/vulkan_headers/.gitignore

@@ -1,6 +0,0 @@
-# Python cache
-__pycache__
-*.pyc
-build
-.vscode/
-**/.*.swp