fix(deps): update dependency com.google.cloud:google-cloud-resourcemanager-parent to v1.5.4 (#8293)

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This PR contains the following updates:

| Package | Change | Age | Adoption | Passing | Confidence |
|---|---|---|---|---|---|
| [com.google.cloud:google-cloud-resourcemanager-parent](https://togithub.com/googleapis/java-resourcemanager) | `1.5.4-SNAPSHOT` -> `1.5.4` | [![age](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-resourcemanager-parent/1.5.4/age-slim)](https://docs.renovatebot.com/merge-confidence/) | [![adoption](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-resourcemanager-parent/1.5.4/adoption-slim)](https://docs.renovatebot.com/merge-confidence/) | [![passing](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-resourcemanager-parent/1.5.4/compatibility-slim/1.5.4-SNAPSHOT)](https://docs.renovatebot.com/merge-confidence/) | [![confidence](https://badges.renovateapi.com/packages/maven/com.google.cloud:google-cloud-resourcemanager-parent/1.5.4/confidence-slim/1.5.4-SNAPSHOT)](https://docs.renovatebot.com/merge-confidence/) |

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Author: renovate-bot

java-resourcemanager/google-cloud-resourcemanager/pom.xml

@@ -14,7 +14,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-resourcemanager-parent</artifactId>
-    <version>1.5.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+    <version>1.5.4</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   </parent>
 
   <developers>

java-resourcemanager/grpc-google-cloud-resourcemanager-v3/pom.xml

@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-resourcemanager-parent</artifactId>
-    <version>1.5.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+    <version>1.5.4</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   </parent>
   <dependencies>
     <dependency>

java-resourcemanager/proto-google-cloud-resourcemanager-v3/pom.xml

@@ -10,7 +10,7 @@
   <parent>
     <groupId>com.google.cloud</groupId>
     <artifactId>google-cloud-resourcemanager-parent</artifactId>
-    <version>1.5.4-SNAPSHOT</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
+    <version>1.5.4</version><!-- {x-version-update:google-cloud-resourcemanager:current} -->
   </parent>
   <dependencies>
     <dependency>