Merge ~andersson123/autopkgtest-cloud:drop-all-all-proposed into autopkgtest-cloud:master

[Tim Andersson]

[Skia (hyask)]

review: Needs Fixing

[Skia (hyask)]

We've got the go to deploy this, I'll let you do this whenever you want :-)
Thanks

review: Approve

diff --git a/charms/focal/autopkgtest-web/webcontrol/request/app.py b/charms/focal/autopkgtest-web/webcontrol/request/app.py
index a4a3367..e751a43 100644
--- a/charms/focal/autopkgtest-web/webcontrol/request/app.py
+++ b/charms/focal/autopkgtest-web/webcontrol/request/app.py
@@ -1,6 +1,4 @@
 """Test Request Flask App"""
-# FIXME: remove after time_t transition
-import datetime
 import hmac
 import json
 import logging
@@ -289,13 +287,6 @@ def index_root():
             return HTML.format(
                 LOGOUT + "<p>Deleted {} requests</p>".format(count)
             ).format(**ChainMap(session, params))
-        # FIXME: remove after the time_t transition
-        time_t_over = datetime.datetime(2024, 4, 4)
-        now = datetime.datetime.utcnow()
-        if now < time_t_over:
-            if "migration-reference/0" not in params["triggers"]:
-                if params["release"] == "noble":
-                    params["all-proposed"] = 1
 
         if params.get("ppas"):
             uuid = s.send_amqp_request(context="ppa", **params)