fixing osx runners, macos-13 is gone

Author: hannes

.github/workflows/NodeJS.yml

@@ -104,7 +104,7 @@ jobs:
 
   osx-nodejs-arm64:
     name: node.js OSX arm64
-    runs-on: macos-14
+    runs-on: macos-15
     needs: set-up-npm
     continue-on-error: ${{ matrix.node != '20'  }}
     strategy:
@@ -151,7 +151,7 @@ jobs:
 
   osx-nodejs-x64:
     name: node.js OSX x64
-    runs-on: macos-13
+    runs-on: macos-15-intel
     needs: set-up-npm
     continue-on-error: ${{  matrix.node != '20' }}
     strategy: