deps: update google.core.version to v1.93.9 (#148)

Author: renovate-bot

pom.xml

@@ -61,7 +61,7 @@
     <protobuf.version>3.13.0</protobuf.version>
     <google.api-common.version>1.10.0</google.api-common.version>
     <google.common-protos.version>1.18.1</google.common-protos.version>
-    <google.core.version>1.93.8</google.core.version>
+    <google.core.version>1.93.9</google.core.version>
     <google.auth.version>0.21.1</google.auth.version>
     <google.http-client.version>1.36.0</google.http-client.version>
     <google.api-client.version>1.30.10</google.api-client.version>