Update 'modules.properties'

Author: jjohannes

src/main/resources/org/gradlex/javamodule/dependencies/modules.properties

@@ -11,6 +11,7 @@ com.google.zxing=com.google.zxing:core
 com.microsoft.sqlserver.jdbc=com.microsoft.sqlserver:mssql-jdbc
 com.sun.jna.platform=net.java.dev.jna:jna-platform
 com.sun.jna=net.java.dev.jna:jna
+io.grpc=io.helidon.grpc:io.grpc
 io.netty.buffer=io.netty:netty-buffer
 io.netty.codec=io.netty:netty-codec
 io.netty.common=io.netty:netty-common
@@ -36,6 +37,7 @@ org.apache.httpcomponents.httpclient.fluent=org.apache.httpcomponents:fluent-hc
 org.apache.httpcomponents.httpclient=org.apache.httpcomponents:httpclient
 org.apache.httpcomponents.httpcore=org.apache.httpcomponents:httpcore
 org.apache.httpcomponents.httpmime=org.apache.httpcomponents:httpmime
+org.apache.logging.log4j.slf4j=org.apache.logging.log4j:log4j-slf4j2-impl
 org.checkerframework.checker.qual=org.checkerframework:checker-qual
 org.codehaus.stax2=org.codehaus.woodstox:stax2-api
 org.hamcrest=org.hamcrest:hamcrest