RedfishPkg/RedfishContentCodingLib: EDKII Redfish En/Decode library

RedfishPkg/RedfishContentCodingLib: EDKII Redfish En/Decode library

BZ#:3174
Platform library to provide the encoding/decoding algorithms for
the Redfish packets.
The supported value could be one of below or any which is
platform-specific.
  - HTTP_CONTENT_ENCODING_IDENTITY "identity"
  - HTTP_CONTENT_ENCODING_GZIP     "gzip"
  - HTTP_CONTENT_ENCODING_COMPRESS "compress"
  - HTTP_CONTENT_ENCODING_DEFLATE  "deflate"
  - HTTP_CONTENT_ENCODING_BROTLI   "br"

Signed-off-by: Abner Chang <abner.chang@hpe.com>
Cc: Nickle Wang <nickle.wang@hpe.com>
Cc: Ray Ni <ray.ni@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Reviewed-by: Nickle Wang <nickle.wang@hpe.com>