If wget fails, remove the empty file created

Signed-off-by: Rémy Coutable <remy@rymai.me>

.gitlab-ci.yml

@@ -103,8 +103,8 @@ knapsack:
   stage: prepare
   script:
     - mkdir -p knapsack/${CI_PROJECT_NAME}/
-    - wget -O $KNAPSACK_RSPEC_SUITE_REPORT_PATH http://${KNAPSACK_S3_BUCKET}.s3.amazonaws.com/$KNAPSACK_RSPEC_SUITE_REPORT_PATH || true
-    - wget -O $KNAPSACK_SPINACH_SUITE_REPORT_PATH http://${KNAPSACK_S3_BUCKET}.s3.amazonaws.com/$KNAPSACK_SPINACH_SUITE_REPORT_PATH || true
+    - wget -O $KNAPSACK_RSPEC_SUITE_REPORT_PATH http://${KNAPSACK_S3_BUCKET}.s3.amazonaws.com/$KNAPSACK_RSPEC_SUITE_REPORT_PATH || rm $KNAPSACK_RSPEC_SUITE_REPORT_PATH
+    - wget -O $KNAPSACK_SPINACH_SUITE_REPORT_PATH http://${KNAPSACK_S3_BUCKET}.s3.amazonaws.com/$KNAPSACK_SPINACH_SUITE_REPORT_PATH || rm $KNAPSACK_SPINACH_SUITE_REPORT_PATH
     - '[[ -f $KNAPSACK_RSPEC_SUITE_REPORT_PATH ]] || echo "{}" > ${KNAPSACK_RSPEC_SUITE_REPORT_PATH}'
     - '[[ -f $KNAPSACK_SPINACH_SUITE_REPORT_PATH ]] || echo "{}" > ${KNAPSACK_SPINACH_SUITE_REPORT_PATH}'