Bump gson-fire from 1.8.3 to 1.8.4

Bumps [gson-fire](https://github.com/julman99/gson-fire) from 1.8.3 to 1.8.4.
- [Release notes](https://github.com/julman99/gson-fire/releases)
- [Commits](https://github.com/julman99/gson-fire/commits)

Signed-off-by: dependabot[bot] <[email protected]>

Author: dependabot[bot]

kubernetes/pom.xml

@@ -226,7 +226,7 @@
     <sundrio.version>0.21.0</sundrio.version>
     <okhttp3-version>3.14.3</okhttp3-version>
     <gson-version>2.8.6</gson-version>
-    <gsonfire-version>1.8.3</gsonfire-version>
+    <gsonfire-version>1.8.4</gsonfire-version>
     <jodatime-version>2.10.6</jodatime-version>
     <maven-plugin-version>1.0.0</maven-plugin-version>
     <junit-version>4.12</junit-version>