feature: release to 2.1.5.RELEASE, 正式支持 spring boot 2.3.x 版本

Author: myoss

README.md

@@ -22,6 +22,6 @@
 <dependency>
     <groupId>app.myoss.cloud.mybatis</groupId>
     <artifactId>myoss-mybatis</artifactId>
-    <version>2.1.5-RC5</version>
+    <version>2.1.5.RELEASE</version>
 </dependency>
 ```

pom.xml

@@ -6,12 +6,12 @@
     <parent>
         <groupId>app.myoss.cloud</groupId>
         <artifactId>myoss-spring-boot-parent</artifactId>
-        <version>2.1.28.RELEASE</version>
+        <version>2020.0.0.RELEASE</version>
     </parent>
 
     <groupId>app.myoss.cloud.mybatis</groupId>
     <artifactId>myoss-mybatis</artifactId>
-    <version>2.1.5-RC5</version>
+    <version>2.1.5.RELEASE</version>
     <packaging>jar</packaging>
 
     <name>myoss-mybatis</name>