fix: loading utf-8 config files with ascii locale set

Updates configurator-pg to version 0.2.11. This resolves #4386.

Signed-off-by: Taimoor Zaeem <taimoorzaeem@gmail.com>

test/io/configs/expected/utf-8.config

@@ -0,0 +1,40 @@
+db-aggregates-enabled = false
+db-anon-role = ""
+db-channel = "pgrst"
+db-channel-enabled = true
+db-extra-search-path = "public"
+db-hoisted-tx-settings = "statement_timeout,plan_filter.statement_cost_limit,default_transaction_isolation"
+db-max-rows = ""
+db-plan-enabled = false
+db-pool = 10
+db-pool-acquisition-timeout = 10
+db-pool-max-lifetime = 1800
+db-pool-max-idletime = 30
+db-pool-automatic-recovery = true
+db-pre-request = ""
+db-prepared-statements = true
+db-root-spec = ""
+db-schemas = "public"
+db-config = true
+db-pre-config = ""
+db-tx-end = "commit"
+db-uri = "postgresql://"
+jwt-aud = ""
+jwt-role-claim-key = ".\"role\""
+jwt-secret = ""
+jwt-secret-is-base64 = false
+jwt-cache-max-entries = 1000
+log-level = "crit"
+log-query = false
+openapi-mode = "follow-privileges"
+openapi-security-active = false
+openapi-server-proxy-uri = ""
+server-cors-allowed-origins = ""
+server-host = "!4"
+server-port = 3000
+server-trace-header = ""
+server-timing-enabled = false
+server-unix-socket = ""
+server-unix-socket-mode = "660"
+admin-server-host = "!4"
+admin-server-port = ""