vendor: update c/{common,image,storage} to main

Mainly to pull in the rekor removal from c/image which removes a bunch
of dependencies.

Signed-off-by: Paul Holzinger <pholzing@redhat.com>

vendor/github.com/hashicorp/go-retryablehttp/client.go

@@ -638,6 +638,23 @@ func LinearJitterBackoff(min, max time.Duration, attemptNum int, resp *http.Resp
 	return time.Duration(jitterMin * int64(attemptNum))
 }
 
+// RateLimitLinearJitterBackoff wraps the retryablehttp.LinearJitterBackoff.
+// It first checks if the response status code is http.StatusTooManyRequests
+// (HTTP Code 429) or http.StatusServiceUnavailable (HTTP Code 503). If it is
+// and the response contains a Retry-After response header, it will wait the
+// amount of time specified by the header. Otherwise, this calls
+// LinearJitterBackoff.
+func RateLimitLinearJitterBackoff(min, max time.Duration, attemptNum int, resp *http.Response) time.Duration {
+	if resp != nil {
+		if resp.StatusCode == http.StatusTooManyRequests || resp.StatusCode == http.StatusServiceUnavailable {
+			if sleep, ok := parseRetryAfterHeader(resp.Header["Retry-After"]); ok {
+				return sleep
+			}
+		}
+	}
+	return LinearJitterBackoff(min, max, attemptNum, resp)
+}
+
 // PassthroughErrorHandler is an ErrorHandler that directly passes through the
 // values from the net/http library for the final request. The body is not
 // closed.
@@ -870,11 +887,13 @@ func (c *Client) Head(url string) (*http.Response, error) {
 }
 
 // Post is a shortcut for doing a POST request without making a new client.
+// The bodyType parameter sets the "Content-Type" header of the request.
 func Post(url, bodyType string, body interface{}) (*http.Response, error) {
 	return defaultClient.Post(url, bodyType, body)
 }
 
 // Post is a convenience method for doing simple POST requests.
+// The bodyType parameter sets the "Content-Type" header of the request.
 func (c *Client) Post(url, bodyType string, body interface{}) (*http.Response, error) {
 	req, err := NewRequest("POST", url, body)
 	if err != nil {