change macos-13 job to use 2.102.2 and use default arch in builds

.github/workflows/dub.yml

@@ -46,7 +46,7 @@ jobs:
           ## macos-13 is the latest Mac runner with Intel cpu
           - { os: macos-13, compiler: dmd-latest }
           - { os: macos-13, compiler: ldc-latest }
-          - { os: macos-13, compiler: dmd-2.101.2 }
+          - { os: macos-13, compiler: dmd-2.102.2 }
           - { os: macos-13, compiler: ldc-1.32.2 }
         exclude:
           - { os: windows-latest, compiler: dmd-2.098.1 }
@@ -73,8 +73,8 @@ jobs:
 #        uses: WebFreak001/dub-upgrade@v0.1
 
       # full build
-      - name: dub build (FULL)
-        run: dub build --config=full --arch=x86_64
+      - name: dub build (FULL) ${{ runner.arch }}
+        run: dub build --config=full
 
       # x86 (Windows Only)
       - name: dub test with full config (x86)
@@ -90,16 +90,16 @@ jobs:
         working-directory: example
         run: dub build --config=SQLite --arch=x86 && ./ddbctest --connection=sqlite:ddbc-test.sqlite
 
-      # x86_64 (all platforms)
-      - name: dub test with full config (x86_64)
-        run: dub test --config=full --arch=x86_64
+      # Use the default arch (either x86_64 or arm64 all platforms)
+      - name: dub test with full config (${{ runner.arch }})
+        run: dub test --config=full
 
       #- name: dub run with test config (x86_64)
       #  run: dub run --config=test --arch=x86_64
 
-      - name: run the ddbctest project (x86_64)
+      - name: run the ddbctest project (${{ runner.arch }})
         working-directory: example
-        run: dub build --config=SQLite --arch=x86_64 && ./ddbctest --connection=sqlite:ddbc-test.sqlite
+        run: dub build --config=SQLite && ./ddbctest --connection=sqlite:ddbc-test.sqlite
 
       # x86_mscoff (Windows with dmd Only)
       - name: dub test with full config (x86_mscoff)