Update o3de to use new packages of ISPCTexComp and squish-ccr (#3556)

Update package name and hash
Add compressor names.
Update ImageProcessingAtom unit tests.
Removed some unused test assets under ImageProcessingAtom
Enalbe ISPC to all the platforms.
Better error message with compression/decompression
Add temp folder to git ignore
added ispccompressor for all platform. valid it with linux
Update windows package hashes.
Removed AZ_TRAIT_IMAGEPROCESSING_USE_ISPC_TEXTURE_COMPRESSOR
Minor refactor with image processing unit tests.

Signed-off-by: qingtao <qingtao@amazon.com>

Gems/Atom/Asset/ImageProcessingAtom/Code/Source/ImageLoader/QtImageLoader.cpp

@@ -28,6 +28,7 @@ namespace ImageProcessingAtom
             QImage qimage(filename.c_str());
             if (qimage.isNull())
             {
+                AZ_Error("ImageProcessing", false, "Failed to load [%s] via QImage", filename.c_str());
                 return NULL;
             }