Update techhero-base-exam-dev.yml

techhero-base-exam-dev.yml

 spring:
 spring:
   datasource:
   datasource:
     #本地环境
     #本地环境
-    url: jdbc:oracle:thin:@192.168.0.196:1521:orcl
-    username: jcsjv2_xx
-    password: jcsjv2_xx
+    url: jdbc:oracle:thin:@database_server:30100:orcl
+    username: exam_dev
+    password: ZXhhbV9kZXY=
     driver-class-name: oracle.jdbc.OracleDriver
     driver-class-name: oracle.jdbc.OracleDriver
 global:
 global:
   swagger:
   swagger: