[FAB-16693] Add Github PR Template

Change-Id: Icbee1217cc49e9840e67d4b67a743d2e5c5f1d84
Signed-off-by: Swetha Repakula <srepaku@us.ibm.com>

.github/pull_request_template.md

@@ -0,0 +1,20 @@
+Thank you for contributing to the `fabric-chaincode-evm` project!
+Please look at our [Contributions Docs](../README.md#Contributions) and make
+sure you have done the following before submitting:
+
+* [ ] Ran the basic checks: `make basic-checks`
+* [ ] Ran the unit tests: `make unit-test`
+* [ ] Ran the integration tests: `make integration-test`
+* [ ] Added the associated JIRA ticket number in the commit message title
+* [ ] Link to the JIRA Ticket:
+
+If you do not have a corresponding JIRA ticket, please open one in the [Fabric
+JIRA](https://jira.hyperledger.org/projects/FAB/issues) and add
+`fabric-chaincode-evm` as the component. In the JIRA ticket, include use
+cases, design and other information useful to understanding why you are making
+this pull request.
+
+If you have any questions please feel free to ask in the #fabric-evm channel
+on the [Hyperledger Chat](https://chat.hyperledger.org/channel/fabric-evm).
+
+Thanks again for your contribution!