pgsql: Fix some grammar in documentation of spgist and pgbench

Fix some grammar in documentation of spgist and pgbench Discussion: https://postgr.es/m/[email protected] Author: Liudmila Mantrova Reviewed-by: Jonathan Katz, Tom Lane, Michael Paquier Backpatch-through: 9.4 Branch -- REL9_5_STABLE Details --- https://

pgsql: Fix some grammar in documentation of spgist and pgbench

Fix some grammar in documentation of spgist and pgbench Discussion: https://postgr.es/m/[email protected] Author: Liudmila Mantrova Reviewed-by: Jonathan Katz, Tom Lane, Michael Paquier Backpatch-through: 9.4 Branch -- REL9_6_STABLE Details --- https://

pgsql: Fix some grammar in documentation of spgist and pgbench

Fix some grammar in documentation of spgist and pgbench Discussion: https://postgr.es/m/[email protected] Author: Liudmila Mantrova Reviewed-by: Jonathan Katz, Tom Lane, Michael Paquier Backpatch-through: 9.4 Branch -- master Details --- https://git.pos

pgsql: Fix some grammar in documentation of spgist and pgbench

Fix some grammar in documentation of spgist and pgbench Discussion: https://postgr.es/m/[email protected] Author: Liudmila Mantrova Reviewed-by: Jonathan Katz, Tom Lane, Michael Paquier Backpatch-through: 9.4 Branch -- REL_11_STABLE Details --- https://

pgsql: Fix some grammar in documentation of spgist and pgbench

Fix some grammar in documentation of spgist and pgbench Discussion: https://postgr.es/m/[email protected] Author: Liudmila Mantrova Reviewed-by: Jonathan Katz, Tom Lane, Michael Paquier Backpatch-through: 9.4 Branch -- REL_10_STABLE Details --- https://