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/Compressors/ETC2.cpp

@@ -111,6 +111,11 @@ namespace ImageProcessingAtom
     {
         return ColorSpace::autoSelect;
     }
+        
+    const char* ETC2Compressor::GetName() const
+    {
+        return "ETC2Compressor";
+    }
 
     IImageObjectPtr ETC2Compressor::CompressImage(IImageObjectPtr srcImage, EPixelFormat fmtDst,
         const CompressOption* compressOption) const