[gimp-web/testing] Update downloads.html: the right command for brew now

[Alexandre Prokoudine <aprokoudine src gnome org>]

commit 4e1adaaed43f8a8b666cd7318ce88c7854cea7d6
Author: Alexandre Prokoudine <alexandre prokoudine gmail com>
Date:   Sun Mar 1 09:27:26 2020 +0000

    Update downloads.html: the right command for brew now

 themes/newgimp/templates/downloads.html | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
---
diff --git a/themes/newgimp/templates/downloads.html b/themes/newgimp/templates/downloads.html
index 583c9d00..ba84b932 100644
--- a/themes/newgimp/templates/downloads.html
+++ b/themes/newgimp/templates/downloads.html
@@ -205,7 +205,7 @@
 
         <h3>Homebrew</h3>
         <p>
-            Homebrew is similar to Macports and provides packages (aka formulas) to install, either by 
compiling them from source or by using pre-made binaries. There are indications that there is now a formula 
for GIMP, installable with: <code>brew cask install gimp</code>.
+            Homebrew is similar to Macports and provides packages (aka formulas) to install, either by 
compiling them from source or by using pre-made binaries. There are indications that there is now a formula 
for GIMP, installable with: <code>brew tap homebrew/cask && brew cask install gimp</code>.
         </p>
 
         <ul>