Uninstall Homebrew's aws-sdk-cpp to avoid mixing

Author: kou

dev/tasks/java-jars/github.yml

@@ -55,6 +55,12 @@ jobs:
         run: |
           brew install --overwrite git
           brew bundle --file=arrow/cpp/Brewfile
+          # We want to link aws-sdk-cpp statically but Homebrew's
+          # aws-sdk-cpp provides only shared library. If we have
+          # Homebrew's aws-sdk-cpp, our build mix Homebrew's
+          # aws-sdk-cpp and bundled aws-sdk-cpp. We uninstall Homebrew's
+          # aws-sdk-cpp to ensure using only bundled aws-sdk-cpp.
+          brew uninstall aws-sdk-cpp
       - name: Build C++ Libs
         run: |
           set -e