pgsql: Allow GRANT on pg_log_backend_memory_contexts().

Applying: add docs and error test case for pg_log_backend_memory_contexts
Using index info to reconstruct a base tree...
A	doc/src/sgml/func.sgml
M	src/test/regress/expected/misc_functions.out
M	src/test/regress/sql/misc_functions.sql
Falling back to patching base and 3-way merge...
Auto-merging src/test/regress/sql/misc_functions.sql
Auto-merging src/test/regress/expected/misc_functions.out
CONFLICT (modify/delete): doc/src/sgml/func.sgml deleted in HEAD and modified in add docs and error test case for pg_log_backend_memory_contexts. Version add docs and error test case for pg_log_backend_memory_contexts of doc/src/sgml/func.sgml left in tree.
Patch failed at 0001 add docs and error test case for pg_log_backend_memory_contexts

error: Failed to merge in the changes.
hint: Use 'git am --show-current-patch=diff' to see the failed patch
hint: When you have resolved this problem, run "git am --continue".
hint: If you prefer to skip this patch, run "git am --skip" instead.
hint: To restore the original branch and stop patching, run "git am --abort".
hint: Disable this message with "git config advice.mergeConflict false"