Consolidate docs in hipfile/docs

[derobins]

Prep for rocFile removal

[Copilot]

Pull request overview

This PR consolidates documentation from rocfile/docs into hipfile/docs in preparation for removing rocFile. Documentation files are being deleted from the rocFile directory and either moved or updated in the hipFile directory to reflect the hipFile API naming conventions.

Key Changes:

• Removed all documentation files from rocfile/docs
• Added/updated hipFile documentation with consistent API naming
• Replaced "rocFile" references with "hipFile" throughout the documentation

Reviewed changes

Copilot reviewed 14 out of 15 changed files in this pull request and generated 2 comments.

Show a summary per file

File	Description
rocfile/docs/rdma.rst	Deleted RDMA documentation from rocFile
rocfile/docs/nvidia_compat.rst	Deleted NVIDIA compatibility documentation from rocFile
rocfile/docs/introduction.rst	Deleted introduction documentation from rocFile
rocfile/docs/file.rst	Deleted file handle API documentation from rocFile
rocfile/docs/core.rst	Deleted core API documentation from rocFile
rocfile/docs/config_build.rst	Deleted configuration/build documentation from rocFile
hipfile/docs/rdma.rst	Added RDMA documentation for hipFile
hipfile/docs/introduction.rst	Updated introduction with comprehensive content for hipFile
hipfile/docs/file.rst	Added file handle API documentation for hipFile
hipfile/docs/errors.rst	Updated all API references from rocFile to hipFile
hipfile/docs/driver.rst	Updated all API references from rocFile to hipFile with one typo
hipfile/docs/core.rst	Added parameter getters/setters section to hipFile core documentation
hipfile/docs/batch.rst	Updated API reference from rocFile to hipFile
hipfile/docs/async.rst	Updated API reference from rocFile to hipFile

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