[redirects-web/proxy] Minor fixes to regexes, also missed a proxy_pass

[Andrea Veri <averi src gnome org>]

commit 534d8100a318c838de72cd6e799f4d13c26a97ce
Author: Andrea Veri <averi redhat com>
Date:   Tue Feb 1 18:54:29 2022 +0100

    Minor fixes to regexes, also missed a proxy_pass

 conf.d/office.cloud.gnome.org.conf | 19 ++++++++++---------
 1 file changed, 10 insertions(+), 9 deletions(-)
---
diff --git a/conf.d/office.cloud.gnome.org.conf b/conf.d/office.cloud.gnome.org.conf
index 3b05f84..0f88318 100644
--- a/conf.d/office.cloud.gnome.org.conf
+++ b/conf.d/office.cloud.gnome.org.conf
@@ -3,17 +3,18 @@ server {
     listen [::]:8080;
     server_name office.cloud.gnome.org;
 
-    location /loleaflet {
-        proxy_pass https://vpn.palette.gnome.org:9980/loleaflet/;
+    location ^~ /loleaflet {
+        proxy_pass https://vpn.palette.gnome.org:9980;
         proxy_set_header Host $http_host;
     }
 
-    location /hosting/discovery {
-        proxy_pass https://vpn.palette.gnome.org:9980/hosting/discovery;
+    location ^~ /hosting/discovery {
+        proxy_pass https://vpn.palette.gnome.org:9980;
         proxy_set_header Host $http_host;
     }
 
-    location /lool/adminws {
+    location ~ ^/lool/adminws {
+        proxy_pass https://vpn.palette.gnome.org:9980;
         proxy_set_header Host $http_host;
         proxy_set_header Upgrade $http_upgrade;
         proxy_set_header Connection "Upgrade";
@@ -21,13 +22,13 @@ server {
         proxy_read_timeout 36000s;   
     }
 
-    location /lool {
-        proxy_pass  https://vpn.palette.gnome.org:9980/lool;
+    location ~ ^/lool {
+        proxy_pass  https://vpn.palette.gnome.org:9980;
         proxy_set_header Host $http_host;
     }
 
-    location /hosting/capabilities {
-        proxy_pass  https://vpn.palette.gnome.org:9980/hosting/capabilities;
+    location ^~ /hosting/capabilities {
+        proxy_pass  https://vpn.palette.gnome.org:9980;
         proxy_set_header Host $http_host;
     }