fix(deps): update dependency org.springframework.boot:spring-boot-starter-parent to v2.7.3

pom.xml

@@ -7,7 +7,7 @@
     <parent>
         <groupId>org.springframework.boot</groupId>
         <artifactId>spring-boot-starter-parent</artifactId>
-        <version>2.7.2</version>
+        <version>2.7.3</version>
         <relativePath />
     </parent>