deps: update to Guava 29 (#1024)

Author: elharo

pom.xml

@@ -560,7 +560,7 @@
     <project.gson.version>2.8.6</project.gson.version>
     <project.jackson-core2.version>2.10.3</project.jackson-core2.version>
     <project.protobuf-java.version>3.11.4</project.protobuf-java.version>
-    <project.guava.version>28.2-android</project.guava.version>
+    <project.guava.version>29.0-android</project.guava.version>
     <project.xpp3.version>1.1.4c</project.xpp3.version>
     <project.commons-logging.version>1.2</project.commons-logging.version>
     <project.httpclient.version>4.5.12</project.httpclient.version>