Обсуждение: pgsql: Revert "Add GUC checks for ssl_min_protocol_version and ssl_max_

Revert "Add GUC checks for ssl_min_protocol_version and ssl_max_protocol_version"

This reverts commit 41aadee, as the GUC checks could run on older values
with the new values used, and result in incorrect errors if both
parameters are changed at the same time.

Per complaint from Tom Lane.

Discussion: https://postgr.es/m/27574.1581015893@sss.pgh.pa.us
Backpatch-through: 12

Branch
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REL_12_STABLE

Details
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https://git.postgresql.org/pg/commitdiff/2f4733993a967ce7f89d1a02c9f12988e9b7ff6f

Modified Files
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src/backend/utils/misc/guc.c   | 51 ++----------------------------------------
src/test/ssl/t/001_ssltests.pl | 20 +----------------
src/test/ssl/t/SSLServer.pm    |  2 +-
3 files changed, 4 insertions(+), 69 deletions(-)