deps: update dependency com.google.http-client:google-http-client-bom to v1.39.2 (#321)

Author: renovate-bot

java-shared-dependencies/pom.xml

@@ -63,7 +63,7 @@
     <google.common-protos.version>2.1.0</google.common-protos.version>
     <google.core.version>1.94.5</google.core.version>
     <google.auth.version>0.25.2</google.auth.version>
-    <google.http-client.version>1.39.1</google.http-client.version>
+    <google.http-client.version>1.39.2</google.http-client.version>
     <google.api-client.version>1.31.3</google.api-client.version>
     <gson.version>2.8.6</gson.version>
     <threeten.version>1.5.0</threeten.version>