build: circleci github release fix

Author: Brooooooklyn

.circleci/config.yml

@@ -45,7 +45,9 @@ jobs:
       - run:
           name: Upload binary
           command: |
-            $CIRCLE_TAG && ghr $CIRCLE_TAG build/lib/py_sourcemap/*.so
+            if [ "$CIRCLE_TAG" != "" ]; then \
+              ghr "${CIRCLE_TAG}" build/lib/py_sourcemap/*.so
+            fi
       - run:
           name: Prune the output files
           command: |
@@ -77,7 +79,9 @@ jobs:
       - run:
           name: Upload binary
           command: |
-            $CIRCLE_TAG && ghr $CIRCLE_TAG build/lib/py_sourcemap/*.so
+            if [ "$CIRCLE_TAG" != "" ]; then \
+              ghr "${CIRCLE_TAG}" build/lib/py_sourcemap/*.so
+            fi
       - run:
           name: Prune the output files
           command: |
@@ -110,7 +114,7 @@ jobs:
           name: Upload binary
           command: |
             if [ "$CIRCLE_TAG" != "" ]; then \
-              ghr $CIRCLE_TAG build/lib/py_sourcemap/*.so
+              ghr "${CIRCLE_TAG}" build/lib/py_sourcemap/*.so
             fi
       - run:
           name: Prune the output files