chore: revert "chore: more cleanup of reverted stuff"

This reverts commit 56a8545.

Author: feywind

test/table.ts

@@ -1216,6 +1216,7 @@ describe('Bigtable/Table', () => {
         done();
       });
     });
+
     it('Should respect the timeout parameter passed in for DEADLINE_EXCEEDED error', done => {
       // The timeout is 2 seconds, but the error is received after 3 seconds
       // so the client doesn't retry because more than 2 seconds have elapsed.

testproxy/known_failures.txt

@@ -4,3 +4,4 @@ TestReadModifyWriteRow_Generic_DeadlineExceeded\|
 TestReadRow_Generic_DeadlineExceeded\|
 TestSampleRowKeys_Generic_Headers\|
 TestSampleRowKeys_NoRetry_NoEmptyKey\|
+TestSampleRowKeys_Generic_CloseClient\|