restrict test deps of libarrow to platforms that can run tests

Author: h-vetinari

recipe/meta.yaml

@@ -101,13 +101,13 @@ requirements:
     - zstd
     # test requirements, c.f.
     # https://github.com/apache/arrow/blob/apache-arrow-12.0.0/cpp/CMakeLists.txt#L842-L846
-    - gtest
+    - gtest         # [build_platform == target_platform]
     # https://github.com/apache/arrow/blob/apache-arrow-12.0.0/cpp/src/arrow/flight/sql/CMakeLists.txt#L86-L87
-    - sqlite *
+    - sqlite *      # [build_platform == target_platform]
     # required by s3fs tests
-    - minio-server
+    - minio-server  # [build_platform == target_platform]
     # for npm, to install azurite
-    - nodejs >=22
+    - nodejs >=22   # [build_platform == target_platform]
 
 outputs:
   - name: apache-arrow-proc