bigbuckbunny-1080p: fix sample video URL

Replace a link that's now broken.

The original download link on blender.org still works
(https://download.blender.org/peach/bigbuckbunny_movies/big_buck_bunny_1080p_surround.avi

)
but is still extremely slow.
Signed-off-by: Michael Opdenacker <michael.opdenacker@bootlin.com>
Signed-off-by: Khem Raj <raj.khem@gmail.com>

meta-multimedia/recipes-multimedia/sample-content/bigbuckbunny-1080p.bb

@@ -3,7 +3,7 @@ LICENSE = "CC-BY-3.0"
 # http://www.bigbuckbunny.org/index.php/about/
 LIC_FILES_CHKSUM = "file://${COMMON_LICENSE_DIR}/CC-BY-3.0;md5=dfa02b5755629022e267f10b9c0a2ab7"
 
-SRC_URI = "http://themazzone.com/big_buck_bunny_1080p_surround.avi"
+SRC_URI = "https://www.mediaspip.net/IMG/avi/big_buck_bunny_1080p_surround.avi"
 SRC_URI[md5sum] = "223991c8b33564eb77988a4c13c1c76a"
 SRC_URI[sha256sum] = "69fe2cfe7154a6e752688e3a0d7d6b07b1605bbaf75b56f6470dc7b4c20c06ea"