Exclude go module configs check in apache-rat. (#4603)

Exclude go module configs check in apache-rat.

distribution/server/src/assemble/src.xml

@@ -78,6 +78,7 @@
         <exclude>**/python/dist/**</exclude>
         <exclude>**/pulsar-client-cpp/pkg/rpm/RPMS/**</exclude>
         <exclude>**/pulsar-client-cpp/pkg/rpm/SOURCES/**</exclude>
+        <exclude>**/pulsar-client-cpp/pkg/deb/BUILD/**</exclude>
         <exclude>**/python/wheelhouse/**</exclude>
         <exclude>**/python/MANIFEST</exclude>
         <exclude>**/*.egg-info/**</exclude>

pom.xml

@@ -1296,6 +1296,12 @@ flexible messaging model and an intuitive client API.</description>
             <!-- LZ4 code is under BSD 2-clause  -->
             <exclude>pulsar-client-cpp/lib/lz4/lz4.*</exclude>
 
+            <!-- These files is go module configs -->
+            <exclude>pulsar-client-go/go.mod</exclude>
+            <exclude>pulsar-client-go/go.sum</exclude>
+            <exclude>pulsar-function-go/go.mod</exclude>
+            <exclude>pulsar-function-go/go.sum</exclude>
+
             <!-- This file is using ZLib license -->
             <exclude>pulsar-client-cpp/lib/checksum/crc32c_sw.cc</exclude>