v0.16.4

Flux v0.16.4

Diff since v0.16.3

Merged pull requests:

• Fix missing imports in FluxMPIExt (#2589) (@Alexander-Barth)
• Added shape validation for Conv weight tensor (#2590) (@mikymatt01)
• Disable broken Reactant tests for now (#2595) (@ToucheSir)
• Test re enable reactant test to identify failures (#2596) (@wsmoses)
• fix recurrent docstrings (#2597) (@CarloLucibello)
• Fix loading of pooling layers (#2598) (@adrhill)
• Fix typos (#2601) (@omahs)
• small updates to tests (#2602) (@CarloLucibello)
• reinstate enzyme tests (#2603) (@CarloLucibello)
• fix docs CI (#2604) (@CarloLucibello)
• fix piracy with DataLoader (#2608) (@CarloLucibello)

Closed issues:

• Reduce hcat creates dense matrix (#1596)
• Update GSoC 2025 Idea List (#2586)
• Type piracy breaks (dev::AbstractDevice)(d::DataLoader) (#2592)
• Dropout erroring on CUDA, when using cu but not gpu (#2594)