[flang][OpenMP] Reintroduce TODO for FIR lowering of linear clause

Author: NimishMishra

flang/lib/Lower/OpenMP/OpenMP.cpp

@@ -1979,13 +1979,13 @@ static void genWsloopClauses(
     llvm::SmallVectorImpl<const semantics::Symbol *> &reductionSyms) {
   ClauseProcessor cp(converter, semaCtx, clauses);
   cp.processNowait(clauseOps);
-  cp.processLinear(clauseOps);
   cp.processOrder(clauseOps);
   cp.processOrdered(clauseOps);
   cp.processReduction(loc, clauseOps, reductionSyms);
   cp.processSchedule(stmtCtx, clauseOps);
 
-  cp.processTODO<clause::Allocate>(loc, llvm::omp::Directive::OMPD_do);
+  cp.processTODO<clause::Allocate, clause::Linear>(
+      loc, llvm::omp::Directive::OMPD_do);
 }
 
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