Bump Go version for security vulnerabilities

Unfortunately means have to bump minimum macos version as well as Go
requires it.

bypy/macos.conf

@@ -1,8 +1,8 @@
-# Requires installation of XCode >= 10.3 and go 1.23 and Python 3 and
+# Requires installation of XCode >= 10.3 and go 1.26 and Python 3 and
 # python3 -m pip install certifi
 
 vm_name 'macos-kitty'
 root '/Users/Shared/kitty-build'
 python '/usr/local/bin/python3'
 universal 'true'
-deploy_target '11.0'
+deploy_target '12.0'

go.mod

@@ -1,8 +1,8 @@
 module github.com/kovidgoyal/kitty
 
-go 1.24.0
+go 1.26.0
 
-toolchain go1.24.13
+toolchain go1.26.1
 
 require (
 	github.com/ALTree/bigfloat v0.2.0

setup.py

@@ -1706,7 +1706,7 @@ def macos_info_plist(for_quake: str = '') -> bytes:
         NSHumanReadableCopyright=time.strftime('Copyright %Y, Kovid Goyal'),
         CFBundleGetInfoString='kitty - The fast, feature-rich, GPU based terminal emulator. https://sw.kovidgoyal.net/kitty/',
         # Operating System Version
-        LSMinimumSystemVersion='11.0.0',
+        LSMinimumSystemVersion='12.0.0',
         # Categorization
         CFBundlePackageType='APPL',
         CFBundleSignature='????',