Minor improvements in `BootstrapMode` Javadoc.

Closes #3191

src/main/java/org/springframework/data/repository/config/BootstrapMode.java

@@ -38,7 +38,7 @@ public enum BootstrapMode {
 	DEFERRED,
 
 	/**
-	 * Repository bean definitions are considered lazy, lazily inject and only initialized on first use, i.e. the
+	 * Repository bean definitions are considered lazy, lazily injected and initialized only on first use, i.e., the
 	 * application might have fully started without the repositories initialized.
 	 */
 	LAZY;