[gha] macos: test static build

.github/workflows/build-macos.yml

@@ -18,10 +18,6 @@ on:
     branches:
     - '*'
 
-#concurrency:
-#  group: ci-macos
-#  cancel-in-progress: false
-
 jobs:
   build:
     name: Build on ${{ matrix.target-name }}
@@ -50,4 +46,8 @@ jobs:
       run: brew list
 
     - name: Build application
-      run: make HOMEBREW=1 USE_UPNP=ON PREFIX=$GITHUB_WORKSPACE/output -j3
+      run: make HOMEBREW=1 USE_UPNP=ON USE_STATIC=ON PREFIX=$GITHUB_WORKSPACE/output -j3
+
+    - name: Print binary linking
+      run: otool -L i2pd
+