Merge branch 'develop' into document_changes

Author: amanmoon

.upstream.d/20-github.com-sagemath-sage-releases

@@ -1,4 +1,5 @@
 # Upstream packages as uploaded as GitHub release assets.
 # This file is automatically updated by the sage-update-version script.
+https://github.com/sagemath/sage/releases/download/10.3/
 https://github.com/sagemath/sage/releases/download/10.2/
 https://github.com/sagemath/sage/releases/download/10.1/

CITATION.cff

@@ -4,8 +4,8 @@ title: SageMath
 abstract: SageMath is a free open-source mathematics software system.
 authors:
 - name: "The SageMath Developers"
-version: 10.2
+version: 10.3.beta0
 doi: 10.5281/zenodo.593563
-date-released: 2023-12-03
+date-released: 2023-12-05
 repository-code: "https://github.com/sagemath/sage"
 url: "https://www.sagemath.org/"

VERSION.txt

@@ -1 +1 @@
-SageMath version 10.2, Release Date: 2023-12-03
+SageMath version 10.3.beta0, Release Date: 2023-12-05