Log Message:
openexr: update to 3.2.3.

## Version 3.2.3 (March 6, 2024)

Patch release with various build/bug/documentation fixes:

* Fix `bswap` on NetBSD
* Fix issue with decompressing fp32 dwa files
* Support cmake config for `libdeflate`
* updated security policy
* miscelleneous website improvements

This release also addresses:

* OSS-fuzz [66676](https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=66676)
Null-dereference in Imf_3_3::realloc_deepdata
* OSS-fuzz [66612](https://bugs.chromium.org/p/oss-fuzz/issues/detail?id=66612)
Null-dereference in Imf_3_3::realloc_deepdata