Docs: Fix titles of Bazel site pages, Part 1

PiperOrigin-RevId: 350874227
diff --git a/site/docs/configurable-attributes.md b/site/docs/configurable-attributes.md
index f93ddf8..9a789e0 100644
--- a/site/docs/configurable-attributes.md
+++ b/site/docs/configurable-attributes.md
@@ -3,7 +3,7 @@
 title: Configurable build attributes
 ---
 
-# Configurable build attributes
+# Configurable Build Attributes
 
 **_Configurable attributes_**, commonly known as [`select()`](
 be/functions.html#select), is a Bazel feature that lets users toggle the values