Upgrade dependencies for v1.2.0

[mikkonie]

Dependencies

• django-sodar-core==1.2.x and related dependencies (Upgrade to SODAR Core v1.2 #2187)
• Python dependencies not from SODAR Core
• python-irodsclient==3.2.0 (1) (see Upgrade to python-irodsclient v3.2 #2253)
• on-headers>=1.1.0 (Vue app)

Notes

1. python-irodsclient v3.2.0 release notes