net/http: use new Go Doc list syntax

Tweaks the documentation for http.Client
to use the list syntax introduced in Go 1.19.

src/net/http/client.go

@@ -41,20 +41,19 @@ import (
 // When following redirects, the Client will forward all headers set on the
 // initial Request except:
 //
-// • when forwarding sensitive headers like "Authorization",
-// "WWW-Authenticate", and "Cookie" to untrusted targets.
-// These headers will be ignored when following a redirect to a domain
-// that is not a subdomain match or exact match of the initial domain.
-// For example, a redirect from "foo.com" to either "foo.com" or "sub.foo.com"
-// will forward the sensitive headers, but a redirect to "bar.com" will not.
-//
-// • when forwarding the "Cookie" header with a non-nil cookie Jar.
-// Since each redirect may mutate the state of the cookie jar,
-// a redirect may possibly alter a cookie set in the initial request.
-// When forwarding the "Cookie" header, any mutated cookies will be omitted,
-// with the expectation that the Jar will insert those mutated cookies
-// with the updated values (assuming the origin matches).
-// If Jar is nil, the initial cookies are forwarded without change.
+//   - when forwarding sensitive headers like "Authorization",
+//     "WWW-Authenticate", and "Cookie" to untrusted targets.
+//     These headers will be ignored when following a redirect to a domain
+//     that is not a subdomain match or exact match of the initial domain.
+//     For example, a redirect from "foo.com" to either "foo.com" or "sub.foo.com"
+//     will forward the sensitive headers, but a redirect to "bar.com" will not.
+//   - when forwarding the "Cookie" header with a non-nil cookie Jar.
+//     Since each redirect may mutate the state of the cookie jar,
+//     a redirect may possibly alter a cookie set in the initial request.
+//     When forwarding the "Cookie" header, any mutated cookies will be omitted,
+//     with the expectation that the Jar will insert those mutated cookies
+//     with the updated values (assuming the origin matches).
+//     If Jar is nil, the initial cookies are forwarded without change.
 type Client struct {
 	// Transport specifies the mechanism by which individual
 	// HTTP requests are made.