fix: add uwsgi tweaks for closed connection (#131)

fix: add readiness probe for lms

chore: remove startup probe and increase timeout of readiness probe

chore: restore startup probe
(cherry picked from commit 33937d2)

drydock/patches/uwsgi-config

@@ -0,0 +1,14 @@
+# Fix 502 errors for closed connections
+http-keepalive = 1
+add-header = Connection: Keep-Alive
+
+# Better startup/shutdown in docker:
+die-on-term = true
+lazy-apps = false
+need-app = true
+no-defer-accept = true
+
+# Other settings
+master = true
+py-call-osafterfork = true
+vacuum = true