Weak attempt to fix antora

Author: dsyer

spring-grpc-docs/pom.xml

@@ -157,6 +157,11 @@
 							<goal>npm</goal>
 						</goals>
 						<phase>generate-resources</phase>
+						<configuration>
+							<workingDirectory>${project.basedir}</workingDirectory>
+							<installDirectory>${project.basedir}</installDirectory>
+							<arguments>install --verbose</arguments>
+						</configuration>
 					</execution>
 					<execution>
 						<?m2e ignore?>