build: support Python 3.15

Signed-off-by: Mike McCready <66998419+MikeMcC399@users.noreply.github.com>
PR-URL: #65750
Reviewed-By: Richard Lau <richard.lau@ibm.com>
Reviewed-By: Stefan Stojanovic <stefan.stojanovic@janeasystems.com>
Reviewed-By: Luigi Pinca <luigipinca@gmail.com>
Reviewed-By: Gürgün Dayıoğlu <hey@gurgun.day>
Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Ulises Gascón <ulisesgascongonzalez@gmail.com>

Author: MikeMcC399

.github/workflows/build-tarball.yml

@@ -30,7 +30,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   FLAKY_TESTS: keep_retrying
 
 permissions:

.github/workflows/coverage-linux-without-intl.yml

@@ -34,7 +34,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   FLAKY_TESTS: keep_retrying
   CC: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang
   CXX: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang++

.github/workflows/coverage-linux.yml

@@ -34,7 +34,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   FLAKY_TESTS: keep_retrying
   CC: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang
   CXX: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang++

.github/workflows/coverage-windows.yml

@@ -58,7 +58,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   FLAKY_TESTS: keep_retrying
 
 permissions:

.github/workflows/daily-wpt-fyi.yml

@@ -13,7 +13,7 @@ on:
     - cron: 30 0 * * *
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
 
 permissions:
   contents: read

.github/workflows/lint-release-proposal.yml

@@ -10,7 +10,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   NODE_VERSION: lts/*
 
 permissions:

.github/workflows/linters.yml

@@ -14,7 +14,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   NODE_VERSION: lts/*
 
 permissions:

.github/workflows/stress-test.yml

@@ -33,7 +33,7 @@ on:
         type: string
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   XCODE_VERSION: '16.4'
   CLANG_VERSION: '19'
   RUSTC_VERSION: '1.82'

.github/workflows/test-internet.yml

@@ -31,7 +31,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   FLAKY_TESTS: keep_retrying
   CC: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang
   CXX: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang++

.github/workflows/test-linux-quic.yml

@@ -30,7 +30,7 @@ concurrency:
   cancel-in-progress: true
 
 env:
-  PYTHON_VERSION: '3.14'
+  PYTHON_VERSION: '3.15'
   FLAKY_TESTS: keep_retrying
   CC: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang
   CXX: ${{ (github.base_ref == 'main' || github.ref_name == 'main') && 'sccache' || '' }} clang++