[SPARK-47170][BUILD][CONNECT] Remove jakarta.servlet-api and `javax…

….servlet-api` dependency scope in `connect/server` module

### What changes were proposed in this pull request?
This is a follow up change from apache#45154, to remove redundant `<scope>` for both servlet-api as `compile` is the default scope.

### Why are the changes needed?

### Does this PR introduce _any_ user-facing change?
No

### How was this patch tested?
CI build

### Was this patch authored or co-authored using generative AI tooling?
No

Closes apache#45258 from HiuKwok/ft-hf-jetty-deps-scope.

Authored-by: HiuFung Kwok <hiufkwok@gmail.com>
Signed-off-by: Dongjoon Hyun <dhyun@apple.com>

connector/connect/server/pom.xml

@@ -159,12 +159,10 @@
     <dependency>
       <groupId>jakarta.servlet</groupId>
       <artifactId>jakarta.servlet-api</artifactId>
-      <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>javax.servlet</groupId>
       <artifactId>javax.servlet-api</artifactId>
-      <scope>compile</scope>
     </dependency>
     <dependency>
       <groupId>com.google.guava</groupId>