Remove extraneous blank lines before block-closing braces

These are useless and distracting.  We wouldn't have written the code
with them to begin with, so there's no reason to keep them.

Author: Justin Pryzby <pryzby@telsasoft.com>
Discussion: https://postgr.es/m/20220411020336.GB26620@telsasoft.com
Discussion: https://postgr.es/m/attachment/133167/0016-Extraneous-blank-lines.patch

src/backend/executor/execParallel.c

@@ -1439,7 +1439,6 @@ ParallelQueryMain(dsm_segment *seg, shm_toc *toc)
 
 		paramexec_space = dsa_get_address(area, fpes->param_exec);
 		RestoreParamExecParams(paramexec_space, queryDesc->estate);
-
 	}
 	pwcxt.toc = toc;
 	pwcxt.seg = seg;

src/backend/executor/execReplication.c

@@ -548,7 +548,6 @@ ExecSimpleRelationDelete(ResultRelInfo *resultRelInfo,
 	{
 		skip_tuple = !ExecBRDeleteTriggers(estate, epqstate, resultRelInfo,
 										   tid, NULL, NULL);
-
 	}
 
 	if (!skip_tuple)

src/backend/executor/nodeAgg.c

@@ -4119,7 +4119,6 @@ build_pertrans_for_aggref(AggStatePerTrans pertrans,
 								 2,
 								 InvalidOid,
 								 (void *) aggstate, NULL);
-
 	}
 
 	/*

src/backend/executor/nodeMergejoin.c

@@ -1674,5 +1674,4 @@ ExecReScanMergeJoin(MergeJoinState *node)
 		ExecReScan(node->js.ps.lefttree);
 	if (node->js.ps.righttree->chgParam == NULL)
 		ExecReScan(node->js.ps.righttree);
-
 }