docs: update README with config file contents

Author: github-actions[bot]

README.md

@@ -39,8 +39,9 @@ You'll need the following configuration files. Replace all `PLACE_HOLDER` values
 # --------------------------------------------------------------------
 # CONDITIONAL OVERRIDES
 # These allow you to use different `user.email` based on the URL of
-# the remote repository.
-# ====================================================================
+# the repository (e.g., work vs. personal, or GitHub vs. GitLab, etc.)
+# --------------------------------------------------------------------
+
 [includeIf "hasconfig:remote.*.url:**/*github.com/**"]
     path = .gitconfig-github
 
@@ -59,8 +60,7 @@ You'll need the following configuration files. Replace all `PLACE_HOLDER` values
 # GitHub-specific Git configuration
 #
 # To use this example:
-# 1. Get your unique GitHub commit email: 
-#    https://docs.github.com/en/account-and-profile/how-tos/email-preferences/setting-your-commit-email-address
+# 1. Get your unique GitHub commit email: https://docs.github.com/en/account-and-profile/how-tos/email-preferences/setting-your-commit-email-address
 # 2. Copy this file next to your `~/.gitconfig` and replace email below
 # ====================================================================
 
@@ -79,8 +79,7 @@ You'll need the following configuration files. Replace all `PLACE_HOLDER` values
 # GitLab-specific Git configuration
 #
 # To use this example:
-# 1. Get your unique GitLab commit email: 
-#    https://docs.gitlab.com/user/profile/#use-an-automatically-generated-private-commit-email
+# 1. Get your unique GitLab commit email: https://docs.gitlab.com/user/profile/#use-an-automatically-generated-private-commit-email
 # 2. Copy this file next to your `~/.gitconfig` and replace email below
 # ====================================================================