Pend logerrpersist test for now

Main branch and RC binary are out of sync, and we can't get this test to
pass on both until a new release is done. Pend it for now, with comment

integration/predata_externals_queries_test.go

@@ -118,7 +118,10 @@ SEGMENT REJECT LIMIT 10 PERCENT
 
 			structmatcher.ExpectStructsToMatchExcluding(&extTable, &result, "Oid")
 		})
-		It("returns a slice for a complex external table definition TEXT format delimiter", func() {
+		// TODO -- The behavior of table is different between MAIN branch and current RC release of
+		// GPDB7, so there is no way to have tests pass for it across both local and CI. Pend the
+		// test until new binary is released so we don't keep getting failures.
+		PIt("returns a slice for a complex external table definition TEXT format delimiter", func() {
 			testutils.SkipIfBefore5(connectionPool)
 			testhelper.AssertQueryRuns(connectionPool, `CREATE EXTERNAL TABLE public.ext_table (
     i int