deps: update dependency com.google.cloud:google-cloud-datacatalog-bom to v1.9.4 (#5159)

Author: renovate-bot

google-cloud-bom/pom.xml

@@ -324,7 +324,7 @@
       <dependency>
         <groupId>com.google.cloud</groupId>
         <artifactId>google-cloud-datacatalog-bom</artifactId>
-        <version>1.9.3</version>
+        <version>1.9.4</version>
         <type>pom</type>
         <scope>import</scope>
       </dependency>