Make sure Referer header is always set

[jerabekjiri]

Issue:AAP-48940

[2025-07-07T11:11:56.590Z]         raise GalaxyClientError(resp, *json_data["errors"])
[2025-07-07T11:11:56.590Z]     galaxykit.utils.GalaxyClientError: {'status': '404', 'code': 'not_found', 'title': 'Not found.'}
[2025-07-07T11:11:56.590Z]     DEBUG    galaxykit.utils:namespaces.py:23 Creating namespace autohubtest2. Request body {'name': 'autohubtest2', 'groups': []}
[2025-07-07T11:11:56.590Z]     DEBUG    galaxykit.client:client.py:392 Request headers: {'Accept': 'application/json', 'Cookie': 'csrftoken=rX0oMLyuJBlvfHNVdypjfmP1c2ERmajF; gateway_sessionid=7rtbyge5pvujm1xgbmhobhijff70r1vg', 'X-CSRFToken': 'rX0oMLyuJBlvfHNVdypjfmP1c2ERmajF', 'Content-Type': 'application/json;charset=utf-8', 'Content-Length': '38'}
[2025-07-07T11:11:56.591Z]     DEBUG    galaxykit.client:client.py:393 Request body: b'{"name": "autohubtest2", "groups": []}'
[2025-07-07T11:11:56.591Z]     DEBUG    urllib3.connectionpool:connectionpool.py:1049 Starting new HTTPS connection (1): 34.239.106.56:443
[2025-07-07T11:11:56.591Z]     DEBUG    urllib3.connectionpool:connectionpool.py:544 [https://34.239.106.56:443](https://34.239.106.56/) "POST /api/galaxy/v3/namespaces/ HTTP/1.1" 403 65
[2025-07-07T11:11:56.591Z]     DEBUG    root:client.py:341 {'details': 'CSRF Failed: Referer checking failed - no Referer.'}