replace github refs openwhisk to apache (#2236)

diff --git a/.github/ISSUE_TEMPLATE.md b/.github/ISSUE_TEMPLATE.md
index 62b3602..8ff1432 100644
--- a/.github/ISSUE_TEMPLATE.md
+++ b/.github/ISSUE_TEMPLATE.md
@@ -14,7 +14,7 @@
 If you are reporting an enhancement request, please include information on what you are trying to achieve and why that enhancement would help you.
 
 For more information about reporting issues, see
-https://github.com/openwhisk/openwhisk/blob/master/CONTRIBUTING.md#raising-issues
+https://github.com/apache/incubator-openwhisk/blob/master/CONTRIBUTING.md#raising-issues
 
 Use the commands below to provide key information from your environment:
 You do not have to include this information if this is a feature request.