Update compile_spm.yml (#11)

Author: johmedr

.github/workflows/compile_spm.yml

@@ -10,7 +10,7 @@ jobs:
     strategy:
       fail-fast: false
       matrix:
-        version: ["2020b", "R2021a", "R2021b", "R2022a", "R2022b", "R2023a", "R2023b", "R2024a", "R2024b"]
+        version: ["R2020b", "R2021a", "R2021b", "R2022a", "R2022b", "R2023a", "R2023b", "R2024a", "R2024b"]
 
     steps:
       - name: Set up MATLAB