update server.xml so that the app can be run remotely

[gkwan-ibm]

Add host="*" to the httpEndpoint in the following server.xml

 <httpEndpoint host="*"

• [x] ./guide-liberty-deep-dive/finish/module-jwt/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive/finish/module-kubernetes/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive/finish/module-metrics/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive/finish/module-securing/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive/finish/module-persisting-data/src/main/liberty/config/server.xml
• [x] ./guide-rest-intro/start/src/main/liberty/config/server.xml
• [x] ./guide-grpc-intro/start/system/src/main/liberty/config/server.xml
• [x] ./guide-grpc-intro/finish/system/src/main/liberty/config/server.xml
• [x] https://github.com/OpenLiberty/guide-security-intro/issues/200
  • ./guide-security-intro/start/src/main/liberty/config/server.xml
  • ./guide-security-intro/finish/src/main/liberty/config/server.xml
• [x] ./guide-arquillian-managed/start/src/main/liberty/config/server.xml
• [x] ./guide-arquillian-managed/finish/src/main/liberty/config/server.xml
• [x] ./guide-microprofile-jwt/start/frontend/src/main/liberty/config/server.xml
• [x] ./guide-microprofile-jwt/finish/frontend/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive-gradle/finish/module-jwt/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive-gradle/finish/module-kubernetes/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive-gradle/finish/module-metrics/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive-gradle/finish/module-securing/src/main/liberty/config/server.xml
• [x] ./guide-liberty-deep-dive-gradle/finish/module-persisting-data/src/main/liberty/config/server.xml
• [x] ./guide-testcontainers/start/src/main/liberty/config/server.xml
• [x] ./guide-testcontainers/finish/src/main/liberty/config/server.xml

[shin19991207]

./guide-rest-intro/start/src/main/liberty/config/server.xml ./guide-grpc-intro/start/system/src/main/liberty/config/server.xml ./guide-grpc-intro/finish/system/src/main/liberty/config/server.xml

There's no <httpEndpoint in these^ files.