fix: use newer qson to add support for escaped = (equals) signs

Equal signs should be escaped - %3D - in order to be used in values.

tests/unit/logs.bats

@@ -239,6 +239,49 @@ teardown() {
   assert_output_not_exists
 }
 
+@test "(logs) logs:set equals in uri" {
+  run create_app
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+
+  run /bin/bash -c "dokku logs:set $TEST_APP vector-sink 'loki://?endpoint=https://host&encoding[codec]=text&auth[token]=foobar%3D&auth[strategy]=bearer'"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output_contains "Setting vector-sink"
+  assert_output_contains "Writing updated vector config to /var/lib/dokku/data/logs/vector.json"
+  # type: loki
+  # endpoint: https://host
+  # encoding[codec]: text
+  # auth[token]: foobar=
+  # auth[strategy]: bearer
+
+  run /bin/bash -c "jq -r '.sinks[\"docker-sink:$TEST_APP\"].auth.strategy' /var/lib/dokku/data/logs/vector.json"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output "bearer"
+
+  run /bin/bash -c "jq -r '.sinks[\"docker-sink:$TEST_APP\"].auth.token' /var/lib/dokku/data/logs/vector.json"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output "foobar="
+
+  run /bin/bash -c "jq -r '.sinks[\"docker-sink:$TEST_APP\"].endpoint' /var/lib/dokku/data/logs/vector.json"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output "https://host"
+
+  run /bin/bash -c "jq -r '.sinks[\"docker-sink:$TEST_APP\"].encoding.codec' /var/lib/dokku/data/logs/vector.json"
+  echo "output: $output"
+  echo "status: $status"
+  assert_success
+  assert_output "text"
+}
+
 @test "(logs) logs:set escaped uri" {
   run create_app
   echo "output: $output"