build(deps): bump github.com/jackc/pgtype from 1.7.0 to 1.8.1

Bumps [github.com/jackc/pgtype](https://github.com/jackc/pgtype) from 1.7.0 to 1.8.1.
- [Release notes](https://github.com/jackc/pgtype/releases)
- [Changelog](https://github.com/jackc/pgtype/blob/master/CHANGELOG.md)
- [Commits](https://github.com/jackc/pgtype/compare/v1.7.0...v1.8.1)

---
updated-dependencies:
- dependency-name: github.com/jackc/pgtype
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

vendor/github.com/stretchr/testify/assert/http_assertions.go

@@ -33,7 +33,6 @@ func HTTPSuccess(t TestingT, handler http.HandlerFunc, method, url string, value
 	code, err := httpCode(handler, method, url, values)
 	if err != nil {
 		Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err))
-		return false
 	}
 
 	isSuccessCode := code >= http.StatusOK && code <= http.StatusPartialContent
@@ -56,7 +55,6 @@ func HTTPRedirect(t TestingT, handler http.HandlerFunc, method, url string, valu
 	code, err := httpCode(handler, method, url, values)
 	if err != nil {
 		Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err))
-		return false
 	}
 
 	isRedirectCode := code >= http.StatusMultipleChoices && code <= http.StatusTemporaryRedirect
@@ -79,7 +77,6 @@ func HTTPError(t TestingT, handler http.HandlerFunc, method, url string, values
 	code, err := httpCode(handler, method, url, values)
 	if err != nil {
 		Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err))
-		return false
 	}
 
 	isErrorCode := code >= http.StatusBadRequest
@@ -90,6 +87,28 @@ func HTTPError(t TestingT, handler http.HandlerFunc, method, url string, values
 	return isErrorCode
 }
 
+// HTTPStatusCode asserts that a specified handler returns a specified status code.
+//
+//  assert.HTTPStatusCode(t, myHandler, "GET", "/notImplemented", nil, 501)
+//
+// Returns whether the assertion was successful (true) or not (false).
+func HTTPStatusCode(t TestingT, handler http.HandlerFunc, method, url string, values url.Values, statuscode int, msgAndArgs ...interface{}) bool {
+	if h, ok := t.(tHelper); ok {
+		h.Helper()
+	}
+	code, err := httpCode(handler, method, url, values)
+	if err != nil {
+		Fail(t, fmt.Sprintf("Failed to build test request, got error: %s", err))
+	}
+
+	successful := code == statuscode
+	if !successful {
+		Fail(t, fmt.Sprintf("Expected HTTP status code %d for %q but received %d", statuscode, url+"?"+values.Encode(), code))
+	}
+
+	return successful
+}
+
 // HTTPBody is a helper that returns HTTP body of the response. It returns
 // empty string if building a new request fails.
 func HTTPBody(handler http.HandlerFunc, method, url string, values url.Values) string {