Bump guava from 27.0.1-jre to 29.0-jre

Bumps [guava](https://github.com/google/guava) from 27.0.1-jre to 29.0-jre.
- [Release notes](https://github.com/google/guava/releases)
- [Commits](https://github.com/google/guava/commits)

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

pom.xml

@@ -78,7 +78,7 @@
     <cdap.version>6.1.1</cdap.version>
     <cdap.plugin.version>2.3.4</cdap.plugin.version>
     <google.protobuf.java.version>3.4.0</google.protobuf.java.version>
-    <guava.version>27.0.1-jre</guava.version>
+    <guava.version>29.0-jre</guava.version>
     <httpclient.version>4.5.6</httpclient.version>
     <jackson.core.version>2.9.10.1</jackson.core.version>
     <junit.version>4.12</junit.version>