Merge pull request #24383 from overleaf/msm-hotfix-5-3-3

[SP/CE] Hotfix 5.3.3 / 4.2.9

GitOrigin-RevId: e377fe7ab83295d0a270f908bde4628928a76775

server-ce/hotfix/4.2.9/Dockerfile

@@ -0,0 +1 @@
+FROM sharelatex/sharelatex:4.2.8

server-ce/hotfix/5.3.3/Dockerfile

@@ -0,0 +1 @@
+FROM sharelatex/sharelatex:5.3.2