Attempt to get tests to pass in github actions

spring-cloud-gateway-server-mvc/pom.xml

@@ -146,4 +146,19 @@
 			<scope>test</scope>
 		</dependency>
     </dependencies>
+
+	<build>
+		<plugins>
+			<plugin>
+				<groupId>org.apache.maven.plugins</groupId>
+				<artifactId>maven-surefire-plugin</artifactId>
+				<configuration>
+					<systemPropertyVariables>
+						<!-- TODO: github actions fails with restricted header host -->
+						<jdk.httpclient.allowRestrictedHeaders>host</jdk.httpclient.allowRestrictedHeaders>
+					</systemPropertyVariables>
+				</configuration>
+			</plugin>
+		</plugins>
+	</build>
 </project>