Bump jasmin-ldap module to v1.0.3 (#455)

Switch to a versioned release of this module, and bump the version to
incorporate fixes [1] related to the removal of Iterable from the
collections module in Python 3.10+.

[1]
cedadev/jasmin-ldap@addfe06

Author: m-bull

api/requirements.txt

@@ -18,7 +18,7 @@ h11==0.16.0
 httpcore==1.0.9
 httpx==0.28.1
 idna==3.11
-jasmin-ldap @ git+https://github.com/cedadev/jasmin-ldap.git@3e1d2659731e9e1a65e8723b4e72c776ae7f7b25
+jasmin-ldap @ git+https://github.com/cedadev/jasmin-ldap.git@v1.0.3
 Jinja2==3.1.6
 jsonschema==4.25.1
 jsonschema-specifications==2025.9.1