Remove vulnerable transitive dependency.

spring-cloud-openfeign-core/pom.xml

@@ -99,6 +99,13 @@
 		<dependency>
 			<groupId>io.github.openfeign.form</groupId>
 			<artifactId>feign-form-spring</artifactId>
+			<exclusions>
+<!--				Vulnerable in 3.8.0-->
+				<exclusion>
+					<groupId>commons-io</groupId>
+					<artifactId>commons-io</artifactId>
+				</exclusion>
+			</exclusions>
 		</dependency>
 		<dependency>
 			<groupId>io.github.openfeign</groupId>
@@ -148,6 +155,10 @@
 					<groupId>javax.activation</groupId>
 					<artifactId>javax.activation-api</artifactId>
 				</exclusion>
+				<exclusion>
+					<groupId>com.sun.activation</groupId>
+					<artifactId>jakarta.activation</artifactId>
+				</exclusion>
 			</exclusions>
 		</dependency>
 		<dependency>
@@ -208,6 +219,12 @@
 			<artifactId>spring-cloud-loadbalancer</artifactId>
 			<optional>true</optional>
 		</dependency>
+		<dependency>
+			<groupId>commons-io</groupId>
+			<artifactId>commons-io</artifactId>
+			<version>2.11.0</version>
+			<scope>test</scope>
+		</dependency>
 	</dependencies>
 	<profiles>
 		<profile>

src/checkstyle/checkstyle-suppressions.xml

@@ -12,6 +12,7 @@
 	<suppress files=".*ProtobufSpringEncoderTest.*" checks="LineLengthCheck" />
 	<suppress files=".*ProtobufTest.*" checks="LineLengthCheck" />
 	<suppress files=".*Hello.*" checks="RedundantModifier"/>
+	<suppress files=".*test.*" checks="JavadocStyle"/>
 	<!-- Important -->
 	<suppress files=".*HttpEncoding.*" checks="InterfaceIsTypeCheck" />
 </suppressions>