[gimp-web] Update GIMP 2.99.6 news.

[Jehan <jehanp src gnome org>]

commit 46544a0615a5b5c04e3ee7250fa31377f50c0d7e
Author: Jehan <jehan girinstud io>
Date:   Thu May 6 00:05:37 2021 +0200

    Update GIMP 2.99.6 news.

 .../2021/2021-04_GIMP-2.99.6_Released/index.md     | 53 ++++++++++++++--------
 1 file changed, 35 insertions(+), 18 deletions(-)
---
diff --git a/content/news/2021/2021-04_GIMP-2.99.6_Released/index.md 
b/content/news/2021/2021-04_GIMP-2.99.6_Released/index.md
index 48ee7d82..c65ac6fd 100644
--- a/content/news/2021/2021-04_GIMP-2.99.6_Released/index.md
+++ b/content/news/2021/2021-04_GIMP-2.99.6_Released/index.md
@@ -84,6 +84,14 @@ with all tablets and touch screens). In other words, if you have a
 device with touch support, you can zoom in and out through pinching
 movements with your fingers.
 
+<div class='fluid-video'>
+<video width="1280" height="720" controls>
+  <source src="https://download.gimp.org/pub/gimp/video/v2.99/gimp-2-99-6-zoom-gesture.mp4"; type="video/mp4">
+  <source src="https://download.gimp.org/pub/gimp/video/v2.99/gimp-2-99-6-zoom-gesture.webm"; 
type="video/webm">
+Your browser does not support the video tag.
+</video>
+</div>
+
 This is known to work on Linux/Wayland (tested successfully on a laptop
 touchpad and a Wacom Intuos Pro) and it might work in a few months in
 X11 (after [this
@@ -183,24 +191,24 @@ it](http://www.libpng.org/pub/png/spec/1.2/PNG-Encoders.html#E.Encoder-color-han
 
 ## More plug-in work
 
-Our screenshot plug-in has several implementations and used to always
-display a dialog. With portals nowadays (especially for Wayland and
-sandbox-style packaging), more of the logics is moved toward the portal
-itself. This is the case in particular for the Freedesktop portal which
-asks what and how to shoot your screen contents.
-Therefore when GIMP uses the Freedesktop portal, it won't show anymore
-our now-redundant dialog.
-
-Color profile and comment are now saved on each layer of an exported
-TIFF file to prevent any ambiguity for other programs (since every layer
-can have its own profile and comment in the TIFF format). As usual,
-while GIMP tries to be lenient on errors in files it imports (allowing
-to salvage even broken files), it should be strict on its own exported
-files.
-
-Other plug-ins got some minor improvements, such as progression feedback
-during PDF export, multi-layer selection support in PSD, Qbist ported to
-the new API…
+* Our screenshot plug-in has several implementations and used to always
+  display a dialog. Nowadays with portals on Linux (especially for
+  Wayland and sandbox-style packaging), more of the logics is moved
+  toward the portal itself. This is the case in particular for the
+  Freedesktop portal which asks what and how to shoot your screen
+  contents. Therefore when GIMP uses the Freedesktop portal, it won't
+  show anymore our now-redundant dialog.
+
+* Color profile and comment are now saved on each layer of an exported
+  TIFF file to prevent any ambiguity for other programs (since every
+  layer can have its own profile and comment in the TIFF format). As
+  usual, while GIMP tries to be lenient on errors in files it imports
+  (allowing to salvage even broken files), it should be strict on its
+  own exported files.
+
+* Other plug-ins got some minor improvements, such as progression
+  feedback during PDF export, multi-layer selection support in PSD,
+  Qbist ported to the new API…
 
 # API evolution
 
@@ -283,6 +291,10 @@ official website (gimp.org)](https://www.gimp.org/downloads/devel/):
   so if you wish to help on macOS side (or anything else), we will
   welcome you with opened arms! 🤗
 
+Let's also take the opportunity to thank all past and existing
+packagers. Without them, GIMP would be a lot less easy to install,
+right? They are also doing a core contribution to the community!
+
 # What's next
 
 Lately, a lot of the focus has been on the application interface
@@ -315,3 +327,8 @@ to join the fun!
 Finally, please don't forget you can [donate to the project and personally
 fund several GIMP developers](https://www.gimp.org/donating/), as a way to
 give back and accelerate the development of GIMP.
+As a community project, GIMP is indeed able to continue thanks to
+contributors giving their time.
+**This is why we have recently updated the donation page to put an
+emphasis on the importance of donating to developers in order to ensure
+the project sustainability.**