'scanHexInt32' was deprecated in macOS 10.15

[VittorioParagallo]

Describe the bug
I get these warning during flutter build macos

/Users/xxxxxxxxx/.puro/shared/pub_cache/hosted/pub.dev/pdfx-2.6.0/macos/Classes/Hooks.swift:31:30: warning: 'scanHexInt32' was deprecated in macOS 10.15
Scanner(string: hex).scanHexInt32(&int)
^
/Users/xxxxxxxxx/.puro/shared/pub_cache/hosted/pub.dev/pdfx-2.6.0/macos/Classes/Hooks.swift:31:30: warning: 'scanHexInt32' was deprecated in macOS 10.15
Scanner(string: hex).scanHexInt32(&int)
^
/Users/xxxxxxxxx/.puro/shared/pub_cache/hosted/pub.dev/pdfx-2.6.0/macos/Classes/messages.m:598:47: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
NSObject *PdfxApiGetCodec() {
^
void
1 warning generated.
/Users/xxxxxxxxx/.puro/shared/pub_cache/hosted/pub.dev/pdfx-2.6.0/macos/Classes/messages.m:598:47: warning: a function declaration without a prototype is deprecated in all versions of C [-Wstrict-prototypes]
NSObject *PdfxApiGetCodec() {
^
void

this is my flutter doctor:
Doctor summary (to see all details, run flutter doctor -v):
[✓] Flutter (Channel stable, 3.24.0, on macOS 14.5 23F79 darwin-x64, locale it-IT)
[✓] Android toolchain - develop for Android devices (Android SDK version 34.0.0)
[✓] Xcode - develop for iOS and macOS (Xcode 15.0.1)
[✓] Chrome - develop for the web
[✓] Android Studio (version 2022.3)
[✓] VS Code (version 1.92.2)
[✓] VS Code (version 1.84.2)
[✓] Connected device (2 available)
[✓] Network resources

I use pdfrx: 1.0.82

To Reproduce
Steps to reproduce the behavior:

1. Run flutter build macos

Expected behavior
No warnings i read somewhere that the HexInt32 should be changed with the 64 version

[HEBOS]

Is there any timeline for solving this?