[Release] Official Release ByteIR 1.4.0 (#71)
* [Sync] internal a6ef5f00...22d6dee6
* [AIT] Disabled hw info log, added error handling
* [CAT] Adjusted layout support
* [compiler/doc] Added codegen doc
* [frontend/torch] Added demo code, added more fx pattern for llm, fixed einsum, updated to 23b72244b1e1eaa0511cece8535b32810c1d0d7a
* [GPU] Added reduction codegen for PTX
* [Mhlo] Fixed transpose movedown, Added canonicalizer for gather with iota
* [Release] released 1.4.0 package
* [Runtime] Supported non-splat value in FillOp, added dropout support for flashV2
* [Util] Fixed bugs
