Fix typo in how-to index (#507)

Fix typo

Author: PProfizi

doc/source/how-to/index.rst

@@ -27,7 +27,7 @@ and app APIs.
       :link-type: doc
       :padding: 2 2 2 2
 
-      How to contribute to a PyAnsy library.
+      How to contribute to a PyAnsys library.
 
     .. grid-item-card:: :fas:`fa-solid fa-box-open` Packaging
       :link: packaging
@@ -116,4 +116,4 @@ and app APIs.
    releasing
    repository-protection
    dns-configuration
-   compatibility
+   compatibility