[PROJ] PROJ 9.6.1RC1 & PROJ-data 1.22RC1

[Kristian Evers]

All,

PROJ 9.6.1 and PROJ-data 1.22 are coming up for release shortly. In preparation for that here is a round
of release candidates for you to test.

The PROJ-data release includes

* Dutch grids for height conversions
* The Japanese JPGEO2024 geoid
* Latvian transformation grid for the LKS-2020 reference frame
* Transformation grid for EVRF2019 in Denmark

The release notes for the PROJ release can be found below.

Download the release candidates here:

https://download.osgeo.org/proj/proj-9.6.1RC1.tar.gz
https://download.osgeo.org/proj/proj-9.6.1RC1.zip

https://download.osgeo.org/proj/proj-data-1.22RC1.tar.gz
https://download.osgeo.org/proj/proj-data-1.22RC1.zip 


As always, please report back your findings when testing the release candidates. Either here
on the mailing list or as issue on GitHub.

/Kristian

# PROJ Release Notes

## 9.6.1

### Updates

* Update EPSG to 12.012 (#4498)

* Add an option to ship PDB files (#4505)

### Bug Fixes

* Deal with South Orientated TMerc presented as regular TMerc but with Scale_Factor=-1 (#4427)

* Add missing 'limits' and 'algorithm' includes (#4444)

* CMake: avoid detection of C23 `#embed` on too old compilers (#4463)

* `createOperations()`: for NAD83(CSRS)[x] to NAD83(CSRS)[y], do not go through NAD83 (#4467)

* Add missing include for `uint32_t` on Windows with gcc 15.1 (#4478)

* `getGeoidModels`: use vertical_crs.datum_code to get vcrss that uses different units (#4480)

* `FileManager::open_resource_file()`: honour known URLs from grid_alternatives that don't point to cdn.proj.org (#4481)

* Database: update ESRI to ArcGIS Pro 3.5 (#4493)

* `createOperationsCompoundToGeog()`: avoid bringing non-sensical transformations (#4494)

* Bug correction in Wagner VI projection parameters (#4453)

* C++: Fix bare `isnan()` to `std::isnan()` (#4472)

* Database: fix duplicated entries with auxiliary database (#4482)

* Use `std::abs` instead of `abs` for NetBSD (#4486)

* Fix Windows build when both `EMBED_RESOURCE_FILES` and `USE_ONLY_EMBEDDED_RESOURCE_FILES` are set (#4508)