Fix issues identified by Julia Package Butler

Author: Julia Package Butler

.github/workflows/jlpkgbutler-ci-master-workflow.yml

@@ -12,12 +12,14 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: ["1.10", "1.11", "1.12"]
+        julia-version: ['1.10', '1.11']
         julia-arch: [x64, x86]
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-13]
         exclude:
-          - os: macos-latest
+          - os: macos-13
             julia-arch: x86
+          - os: macos-13
+            julia-version: "1.4"
 
     steps:
       - uses: actions/checkout@v4
@@ -38,3 +40,4 @@ jobs:
           files: ./lcov.info
           flags: unittests
           token: ${{ secrets.CODECOV_TOKEN }}
+                    

.github/workflows/jlpkgbutler-ci-pr-workflow.yml

@@ -9,12 +9,14 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        julia-version: ["1.10", "1.11", "1.12"]
+        julia-version: ['1.10', '1.11']
         julia-arch: [x64, x86]
-        os: [ubuntu-latest, windows-latest, macos-latest]
+        os: [ubuntu-latest, windows-latest, macos-13]
         exclude:
-          - os: macos-latest
+          - os: macos-13
             julia-arch: x86
+          - os: macos-13
+            julia-version: "1.4"
 
     steps:
       - uses: actions/checkout@v4