bugFix: when hostname start with applicationName, will cause parse faile…

[lunescode]

What is the purpose of the change

when hostname start with applicationName, will cause parse failed, resuslt in can't find instace from eureka.
for example,
hostname："linkis-cg-linkis-cg-engineconnmanager-1"
aplicationName: "linkis-cg-engineconnmanager"
he service registed in eureka: "linkis-cg-linkis-cg-engineconnmanager-1:linkis-cg-linkis-cg-engineconnmanager:9102"

the code "instanceId.toLowerCase.indexOf(applicationName.toLowerCase)" will return 0.

Brief change log

• More stringent match in the code line 42 of EurekaRPCServerLoader.java

Verifying this change

This change added tests and can be verified as follows:

• 1. set engineconnmanager's hostname "linkis-cg-linkis-cg-engineconnmanager-1",which contains aplicationName "linkis-cg-engineconnmanager", then start all service.
• 2. start a shell engine, if execute success the pass the test.

Does this pull request potentially affect one of the following parts:

• Dependencies (does it add or upgrade a dependency): (no)
• Anything that affects deployment: (no )
• The MGS(Microservice Governance Services), i.e., Spring Cloud Gateway, OpenFeign, Eureka.: (no)

Documentation

• Does this pull request introduce a new feature? (no)
• If yes, how is the feature documented? (not applicable)

[peacewong]

LGTM.