chore: enable lint cleanup rules (#4673)

## Summary

Enable small cleanup rules for redundant boolean expressions, object
ownership checks, assignments, and object construction.

The existing call sites now use the simpler equivalent forms, keeping
future code consistent without changing behavior.

Base: [#4672](https://github.com/triggerdotdev/trigger.dev/pull/4672)

internal-packages/run-store/src/PostgresRunStore.ts

@@ -1950,7 +1950,7 @@ export class PostgresRunStore implements RunStore {
           ?.filter((c) => c.index !== undefined)
           .sort((a, b) => a.index! - b.index!)
           .map((w) => w.id),
-        isValid: error ? false : true,
+        isValid: !error,
         error,
       },
       include: { checkpoint: true },

internal-packages/tsql/src/query/parser.ts

@@ -1385,7 +1385,7 @@ export class TSQLParseTreeConverter implements TSQLParserVisitor<any> {
     }
 
     const args: Expression[] = ctx._columnArgList ? this.visitExprList(ctx._columnArgList) : [];
-    const distinct = ctx.DISTINCT() ? true : false;
+    const distinct = ctx.DISTINCT() !== undefined;
     return { expression_type: "call", name, params: parameters, args, distinct };
   }