Apply maintainer feedback: fix style and formatting

Author: arunkumargururaj07-star

documentation/style-guide.rst

@@ -1,4 +1,4 @@
-.. _style-guide:
+.. _style-guide:
 
 ===========
 Style guide
@@ -81,22 +81,13 @@ CPU
 
 free-threaded
     The preferred term for the build mode that makes the global interpreter
-    lock (GIL) optional (per :pep:`703`). Avoid using "no-gil" to prevent
+    lock (GIL) optional (:pep:`703`). Avoid using "no-GIL" to prevent
     double negatives (for example, "non-no-GIL").
 
 POSIX
-<<<<<<< HEAD
    The name assigned to a particular group of standards. This is always
    uppercase.
-free-threaded
-    The preferred term for the build mode that makes the global interpreter
-    lock (GIL) optional (per :pep:`703`). Avoid using "no-GIL" to prevent
-    double negatives (for example, "non-no-GIL").
-=======
-    The name assigned to a particular group of standards. This is always
-    uppercase.
 
->>>>>>> a22760b (Final cleanup: alphabetical order and whitespace)
 Python
    The name of our favorite programming language is always capitalized.