CE/SP hotfixes `2.7.1` and `3.0.1` (#5046)

Removes `/disconnectAllUsers`, that was exposed to all users
Fixes broken image when `ENABLE_CONVERSIONS` is set to `false`

GitOrigin-RevId: 6ef04e1bff91ac46d3587075328bba2636bb23e2

server-ce/hotfix/2.7.1/Dockerfile

@@ -0,0 +1,5 @@
+FROM sharelatex/sharelatex:2.7.0
+
+# Patch: fixes overleaf.com onboarding email being sent in CE/SP
+COPY remove-disconnect-endpoint.patch .
+RUN patch -p0 < remove-disconnect-endpoint.patch

server-ce/hotfix/2.7.1/remove-disconnect-endpoint.patch

@@ -0,0 +1,14 @@
+--- /var/www/sharelatex/web/app/src/router.js
+--- /var/www/sharelatex/web/app/src/router.js
+@@ -995,11 +995,6 @@ function initialize(webRouter, privateApiRouter, publicApiRouter) {
+     AdminController.unregisterServiceWorker
+   )
+
+-  privateApiRouter.post(
+-    '/disconnectAllUsers',
+-    AdminController.disconnectAllUsers
+-  )
+-
+   privateApiRouter.get('/perfTest', (req, res) => res.send('hello'))
+
+   publicApiRouter.get('/status', (req, res) => {

server-ce/hotfix/3.0.1/Dockerfile

@@ -0,0 +1,5 @@
+FROM sharelatex/sharelatex:3.0.0
+
+# Patch: fixes overleaf.com onboarding email being sent in CE/SP
+COPY remove-disconnect-endpoint.patch .
+RUN patch -p0 < remove-disconnect-endpoint.patch

server-ce/hotfix/3.0.1/remove-disconnect-endpoint.patch

@@ -0,0 +1,14 @@
+--- /var/www/sharelatex/web/app/src/router.js
+--- /var/www/sharelatex/web/app/src/router.js
+@@ -995,11 +995,6 @@ function initialize(webRouter, privateApiRouter, publicApiRouter) {
+     AdminController.unregisterServiceWorker
+   )
+
+-  privateApiRouter.post(
+-    '/disconnectAllUsers',
+-    AdminController.disconnectAllUsers
+-  )
+-
+   privateApiRouter.get('/perfTest', (req, res) => res.send('hello'))
+
+   publicApiRouter.get('/status', (req, res) => {