protoc-java: reuse osx-x86_64 for osx-aarch_64

Signed-off-by: James Yuzawa <jtyuzawa@gmail.com>
diff --git a/protoc-artifacts/pom.xml b/protoc-artifacts/pom.xml
index df6a12e..4dbb4b0 100644
--- a/protoc-artifacts/pom.xml
+++ b/protoc-artifacts/pom.xml
@@ -71,6 +71,15 @@
                   <type>exe</type>
                 </artifact>
                 <artifact>
+                  <!-- Reuse a compatible osx-x86_64 version until binary
+                       support for osx-aarch_64 is added. TODO: use
+                       <file>${basedir}/target/osx/aarch_64/protoc.exe</file>
+                       -->
+                  <file>${basedir}/target/osx/x86_64/protoc.exe</file>
+                  <classifier>osx-aarch_64</classifier>
+                  <type>exe</type>
+                </artifact>
+                <artifact>
                   <file>${basedir}/target/linux/aarch_64/protoc.exe</file>
                   <classifier>linux-aarch_64</classifier>
                   <type>exe</type>