[#2508] improvement: Remove untracked directories when executing grad…

…le clean (#2531)

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### What changes were proposed in this pull request?

Remove directory `spark-warehouse` when exectue gradle clean in moudle
catalog-lakehouse-iceberg.
Remove directory `src/main/resources` when execute gradle clean in
module server, since which is generated by gradle build.

### Why are the changes needed?

Fix: #2508

### Does this PR introduce _any_ user-facing change?

N/A

### How was this patch tested?

`./gradlew :catalogs:catalog-lakehouse-iceberg:clean`
`./gradlew :server:clean`

---------

Co-authored-by: Qi Yu <[email protected]>

.gitignore

@@ -48,4 +48,5 @@ include web/.gitignore
 .node
 
 # integration test
-integration-test/metastore_db
+integration-test/metastore_db
+catalogs/catalog-lakehouse-iceberg/spark-warehouse

catalogs/catalog-lakehouse-iceberg/build.gradle.kts

@@ -168,3 +168,7 @@ tasks.test {
     init(this)
   }
 }
+
+tasks.clean {
+  delete("spark-warehouse")
+}

server/build.gradle.kts

@@ -114,6 +114,6 @@ tasks {
     environment("GRAVITINO_TEST", "true")
   }
   clean {
-    delete("$propertiesFile")
+    delete(file(propertiesFile).getParentFile())
   }
 }