[CH] Remove RAS

[zml1206]

What changes are proposed in this pull request?

#11735 mistakenly reintroduced RAS, causing CH CI to fail.

16:29:12  [ERROR] /home/jenkins/agent/workspace/gluten/gluten-ci/ut-stage-5/backends-clickhouse/src/main/scala/org/apache/gluten/backendsapi/clickhouse/CHRuleApi.scala:172: error: not found: type RasInjector
16:29:12  [ERROR]   private def injectRas(injector: RasInjector): Unit = {
16:29:12  [ERROR]                                   ^
16:29:12  [ERROR] 1 error
16:29:12  [ERROR] exception compilation error occurred!!!
16:29:12  org.apache.commons.exec.ExecuteException: Process exited with an error: 1 (Exit value: 1)
16:29:12      at org.apache.commons.exec.DefaultExecutor.executeInternal (DefaultExecutor.java:355)
16:29:12      at org.apache.commons.exec.DefaultExecutor.execute (DefaultExecutor.java:253)
16:29:12      at org.apache.commons.exec.DefaultExecutor.execute (DefaultExecutor.java:236)
16:29:12      at scala_maven_executions.JavaMainCallerByFork.run (JavaMainCallerByFork.java:95)

How was this patch tested?

CI.

Was this patch authored or co-authored using generative AI tooling?

No.

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