CI use macos 14

.github/workflows/autoconf.yml

@@ -23,8 +23,8 @@ jobs:
           - os: ubuntu
             osver: 22.04
           - os: macos
-            osver: 12
-          
+            osver: 14
+
           - arch: i386
             archcflags: "-m32 -msse2 -mfpmath=sse"
 

.github/workflows/ci.yml

@@ -25,12 +25,12 @@ jobs:
             osver: 22.04
             sys: linux-gnu
           - os: macos
-            osver: 12
-            sys: apple-darwin21
+            osver: 14
+            sys: apple-darwin23
           - os: macos
             compiler: clang
-            sys: apple-darwin21.6.0
-          
+            sys: apple-darwin23.6.0
+
           - compiler: clang
             compiler_flags: "-fdebug-default-version=4"