[tests/fonts] rhel9: Improve README

[tests/fonts] rhel9: Improve README

[Akira TAGOH]

A new commit has been pushed.

Repo   : tests/fonts
Branch : rhel9
Commit : 4d2ad4db962aa0bada8e1a517347cb3abe46e503
Author : Akira TAGOH <akira@tagoh.org>
Date   : 2024-11-15T19:12:44+09:00
Stats  : +3/-3 in 1 file(s)
URL    : https://src.fedoraproject.org/tests/fonts/c/4d2ad4db962aa0bada8e1a517347cb3abe46e503?branch=rhel9

Log:
Improve README

---
diff --git a/README.rst b/README.rst
index fa748a1..ac55074 100644
--- a/README.rst
+++ b/README.rst
@@ -110,7 +110,7 @@ Available test cases
 
       Example
 
-        FONT_CONF_EXCLUDE_FILES: .*-bad  # to skip all fontconfig files containing -bad word
+        FONT_CONF_EXCLUDE_FILES: .*-bad  # to skip all fontconfig files containing -bad word in a filename
 
 - Language coverage
 
@@ -130,7 +130,7 @@ Available test cases
 
       Example
 
-        FONT_LANG_EXCLUDE_FILES: .*-Bold  # to skip all font files containing -Bold word
+        FONT_LANG_EXCLUDE_FILES: .*-Bold  # to skip all font files containing -Bold word in a filename
 
 - Validate family name
 
@@ -146,7 +146,7 @@ Available test cases
 
       Example
 
-        FONT_VALIDATE_EXCLUDE_FILES: .*-Bold  # to skip all font files containing -Bold word
+        FONT_VALIDATE_EXCLUDE_FILES: .*-Bold  # to skip all font files containing -Bold word in a filename
 
 .. [1] compatible with Extended Regular Expression in grep. see grep(1) for more details.