doc: Make synopsis placeholders consistent
Existing text (e.g., create_foreign_table.sgml) uses server_name, not
servername.
Branch
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REL_19_STABLE
Details
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https://git.postgresql.org/pg/commitdiff/16aba1f9b3addecc6f8463ac2ab783551627d148
Modified Files
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doc/src/sgml/ref/alter_subscription.sgml | 6 +++---
doc/src/sgml/ref/create_subscription.sgml | 6 +++---
2 files changed, 6 insertions(+), 6 deletions(-)