test: override default cipher selection when connecting to TLS 1.0/1.1 servers

The default set of ciphers on python 3.10 is incompatible with old TLS
versions.

Differential Revision: https://phab.mercurial-scm.org/D12490

tests/test-https.t

@@ -361,9 +361,9 b' Start servers running supported TLS vers'
 
 Clients talking same TLS versions work
 
-  $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.0 id https://localhost:$HGPORT/
+  $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.0 --config hostsecurity.ciphers=DEFAULT id https://localhost:$HGPORT/
   5fed3813f7f5
-  $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.1 id https://localhost:$HGPORT1/
+  $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.1 --config hostsecurity.ciphers=DEFAULT id https://localhost:$HGPORT1/
   5fed3813f7f5
   $ P="$CERTSDIR" hg --config hostsecurity.minimumprotocol=tls1.2 id https://localhost:$HGPORT2/
   5fed3813f7f5
@@ -405,6 +405,7 b' Clients requiring newer TLS version than'
 The per-host config option overrides the default
 
   $ P="$CERTSDIR" hg id https://localhost:$HGPORT/ \
+  > --config hostsecurity.ciphers=DEFAULT \
   > --config hostsecurity.minimumprotocol=tls1.2 \
   > --config hostsecurity.localhost:minimumprotocol=tls1.0
   5fed3813f7f5