package/grantlee: Fix build with gcc 16.x

Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
Signed-off-by: Julien Olivain <ju.o@free.fr>

package/grantlee/0001-Remove-template-id-in-constructor-of-template-class.patch

@@ -0,0 +1,30 @@
+From 261bfe75d718abfc537ddcebfe805df01c33ab3a Mon Sep 17 00:00:00 2001
+From: Pino Toscano <toscano.pino@tiscali.it>
+Date: Sat, 25 Apr 2026 10:21:47 +0200
+Subject: [PATCH] Remove template-id in constructor of template class
+
+It was not required, and it is invalid now in C++ 20.
+
+Upstream: https://github.com/steveire/grantlee/pull/93
+
+Signed-off-by: Bernd Kuhls <bernd@kuhls.net>
+---
+ templates/defaulttags/cycle.h | 4 ++--
+ 1 file changed, 2 insertions(+), 2 deletions(-)
+
+diff --git a/templates/defaulttags/cycle.h b/templates/defaulttags/cycle.h
+index 936c2a2e..a917555f 100644
+--- a/templates/defaulttags/cycle.h
++++ b/templates/defaulttags/cycle.h
+@@ -40,9 +40,9 @@ Cycles endlessly over elements.
+ template <typename T> class RingIterator
+ {
+ public:
+-  RingIterator<T>() {}
++  RingIterator() {}
+ 
+-  RingIterator<T>(const QList<T> &list)
++  RingIterator(const QList<T> &list)
+       : m_begin(list.constBegin()), m_it(list.constBegin()),
+         m_end(list.constEnd())
+   {