chore: add spotless for sql files for postgres (#37016)

## Description
Add spotless check for SQL files. 

## Automation

/ok-to-test tags="@tag.All"

### 🔍 Cypress test results
<!-- This is an auto-generated comment: Cypress test results  -->
> [!TIP]
> 🟢 🟢 🟢 All cypress tests have passed! 🎉 🎉 🎉
> Workflow run:
<https://github.com/appsmithorg/appsmith/actions/runs/11549507562>
> Commit: 5614181e15e5cfa768f43fb73d23b559ddaba782
> <a
href="https://internal.appsmith.com/app/cypress-dashboard/rundetails-65890b3c81d7400d08fa9ee5?branch=master&workflowId=11549507562&attempt=2"
target="_blank">Cypress dashboard</a>.
> Tags: `@tag.All`
> Spec:
> <hr>Mon, 28 Oct 2024 11:13:16 UTC
<!-- end of auto-generated comment: Cypress test results  -->


## Communication
Should the DevRel and Marketing teams inform users about this change?
- [ ] Yes
- [ ] No


<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

## Summary by CodeRabbit

- **New Features**
- Added user guidance in SQL templates to prompt users for valid table
names.
- **Bug Fixes**
- Improved formatting of SQL statements for better readability across
various plugins.
- **Chores**
- Updated configuration to include SQL files for formatting by the
Spotless Maven plugin.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

app/server/pom.xml

@@ -134,6 +134,7 @@
                             <includes>
                                 <include>*.md</include>
                                 <include>.gitignore</include>
+                                <include>**/*.sql</include>
                             </includes>
                             <!-- define the steps to apply to those files -->
                             <trimTrailingWhitespace/>