Update package_linux.yml

Author: DilumAluthge

.buildkite/pipelines/main/platforms/package_linux.yml

@@ -46,7 +46,9 @@ steps:
       echo "--- Create build artifacts"
       make -j 8 binary-dist
       ls -l $${JULIA_BINARYDIST:?}
-      mv $${JULIA_BINARYDIST:?} $${ARTIFACT_FILENAME:?}
+      if [[ "$${JULIA_BINARYDIST:?}" != "$${ARTIFACT_FILENAME:?}" ]]; then
+          mv $${JULIA_BINARYDIST:?} $${ARTIFACT_FILENAME:?}
+      fi
       ls -l $${ARTIFACT_FILENAME:?}
       echo "--- Upload build artifacts"
       buildkite-agent artifact upload $${ARTIFACT_FILENAME:?}