Merge branch 'issue_196' into 'master'

Add others handle for gnatpp templates

See merge request eng/ide/libadalang-tools!241

src/pp-actions.adb

@@ -1357,7 +1357,7 @@ package body Pp.Actions is
              L ("with private"),
 
            when Ada_Reduce_Attribute_Ref => null,
-           when Ada_Value_Sequence => null
+           when Ada_Value_Sequence => null,
            --  ??? Those 2 nodes have been introduced to support the Ada 2022
            --  'Reduce attribute. Ada_Reduce_Attribute_Ref is a new node
            --  derived from Ada_Name and is used to parse `Expr'Reduce
@@ -1366,6 +1366,7 @@ package body Pp.Actions is
            --  Ada_Node and is used to hold a reduction expression. See Ada
            --  2022, RM 4.5.10.
 
+           when others => null
         ); -- end case
    end Template_For_Kind;