Update .editorconfig file

.editorconfig

@@ -12,53 +12,44 @@
 # See the License for the specific language governing permissions and
 # limitations under the License.
 
-# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-# Common editor configurations for this project.
-#
-# EditorConfig is a file format for specifying some common style parameters.
-# Many IDEs & editors read .editorconfig files, either natively or via plugins.
-# We mostly follow Google's style guides (https://google.github.io/styleguide/)
-# with only a few deviations for line length and indentation in some files.
-# ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
-
 root = true
 
+# We mostly follow Google's style guides (https://google.github.io/styleguide/)
+# but prefer using 100 columns and 4-space indentation for most file types.
+
+# IMPORTANT: some of the other config files & entries in pyproject.toml have
+# the same settings and need to be updated if changes are made to this file.
 [*]
 charset = utf-8
+indent_size = 4
 indent_style = space
 insert_final_newline = true
+max_line_length = 100
 spelling_language = en-US
 trim_trailing_whitespace = true
-max_line_length = 100
 
-[{BUILD,*.BUILD,*.bzl,*.bazel,.bazelrc}]
-# Google doesn't have a style guideline for Bazel files. Most people use 4.
-indent_size = 4
+[{COMMIT_EDITMSG,MERGE_MSG,SQUASH_MSG,TAG_EDITMSG}]
+max_line_length = 72
+
+[{Makefile,makefile,*.mk}]
+indent_style = tab
+indent_size = 8
+tab_width = 8
 
-[{*.cc,*.h}]
-# Google style guidelines use 2.
+[{*.cc,*.h,*.inc}]
 indent_size = 2
 
 [{*.js,*.ts}]
-# Google style guidelines use 2.
 indent_size = 2
 
 [*.json]
-# Not stated explicitly in Google's guidelines, but the examples use 2.
 indent_size = 2
 
-[*.py]
-# Google style guidelines use 4.
-indent_size = 4
+[*.patch]
+trim_trailing_whitespace = false
 
 [*.rst]
-# Google doesn't have a style guideline for reStructuredText. Many people use 3.
 indent_size = 3
 
-[*.sh]
-# Google style guidelines use 2.
-indent_size = 4
-
-[{*.yaml,*.yml}]
-# Google doesn't have style guidelines for YAML. Most people use indent = 2.
+[{*.yaml,*.yml,*.cff}]
 indent_size = 2