Condense install deps action step

Author: thatcomputerguy0101

.github/workflows/main.yml

@@ -48,15 +48,14 @@ jobs:
         distribution: temurin
 
     - name: Install deps
-      if: runner.os == 'Linux'
+      if: runner.os == 'Linux' || runner.os == 'macOS'
       run: |
-        sudo apt update
-        sudo apt-get install -y cmake ninja-build gcc g++ liblist-moreutils-perl
-
-    - name: Install deps
-      if: runner.os == 'macOS'
-      run: |
-        sudo cpan -i List::MoreUtils
+        if [ $RUNNER_OS == "Linux" ]; then
+          sudo apt update
+          sudo apt-get install -y cmake ninja-build gcc g++ liblist-moreutils-perl
+        elif [ $RUNNER_OS == "macOS" ]; then
+          sudo cpan -i List::MoreUtils
+        fi
 
     - name: Configure CMake
       # Configure CMake in a 'build' subdirectory. `CMAKE_BUILD_TYPE` is only required if you are using a single-configuration generator such as make.