fix README for jenkins
## Jenkins Server
-Here is Jenkins server for CI with GPU: https://jenkins.blue-oil.org
-Here is Jenkins server for CI with FPGA: https://jenkins.leapmind.local:8080 (only for local access)
+Here are Jenkins servers for CI
+* With GPU : https://jenkins.blue-oil.org
+* With FPGA : https://jenkins.leapmind.local:8080 (only for local access)
## Auto Test with PR
This test will be run automatically by PR.
