Add Python3.14 non-free-threading builds

Windows seems to default to using a free-threaded build, which isn't
supported by upstream EPICS python packages.
We don't really care to release a free-threading build anywhere really,
so globally block it

Author: AlexanderWells-diamond

.github/workflows/code.yml

@@ -54,7 +54,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-15-intel]
-        python: [cp37, cp38, cp39, cp310, cp311, cp312, cp313]
+        python: [cp37, cp38, cp39, cp310, cp311, cp312, cp313, cp314]
 
 
         include:
@@ -120,7 +120,7 @@ jobs:
           CIBW_REPAIR_WHEEL_COMMAND: ""
           CIBW_MANYLINUX_X86_64_IMAGE: manylinux_2_28
           CIBW_ENVIRONMENT_LINUX: SETUPTOOLS_DSO_PLAT_NAME=manylinux2014_x86_64
-          CIBW_SKIP: "*-musllinux*" # epicscorelibs doesn't build on musllinux platforms
+          CIBW_SKIP: "*-musllinux* cp3??t-*" # epicscorelibs doesn't build on musllinux platforms
 
       - name: Upload Wheel
         uses: actions/upload-artifact@v4
@@ -140,7 +140,7 @@ jobs:
       fail-fast: false
       matrix:
         os: [ubuntu-latest, windows-latest, macos-15-intel]
-        python: [cp37, cp38, cp39, cp310, cp311, cp312, cp313]
+        python: [cp37, cp38, cp39, cp310, cp311, cp312, cp313, cp314]
 
         exclude:
           # Exclude Windows + Python 3.9 as p4p can't build there, due to numpy bug #27224