Fix demos and title

Author: Tiriel

http_client.rst

@@ -731,8 +731,8 @@ The ``RetryableHttpClient`` uses a
 decide if the request should be retried, and to define the waiting time between
 each retry.
 
-Retry Over Different URIs
-.........................
+Retry Over Several Base URIs
+............................
 
 .. versionadded:: 6.3
 
@@ -743,12 +743,12 @@ feature provides increased flexibility and reliability for making HTTP
 requests. Pass an array of base URIs as option ``base_uri`` when making a 
 request::
 
-    $response = $client->request('GET', 'foo-bar', [
+    $response = $client->request('GET', 'some-page', [
         'base_uri' => [
             // first request will use this base URI
-            'http://example.com/a/',
+            'https://example.com/a/',
             // if first request fails, the following base URI will be used
-            'http://example.com/b/',
+            'https://example.com/b/',
         ],
     ]);
 
@@ -758,15 +758,15 @@ last base URI will be used for the remaining retries.
 If you want to shuffle the order of base URIs for each retry attempt, nest the
 base URIs you want to shuffle in an additional array::
 
-    $response = $client->request('GET', 'foo-bar', [
+    $response = $client->request('GET', 'some-page', [
         'base_uri' => [
             [
                 // a single random URI from this array will be used for the first request
-                'http://example.com/a/',
-                'http://example.com/b/',
+                'https://example.com/a/',
+                'https://example.com/b/',
             ],
             // non-nested base URIs are used in order
-            'http://example.com/c/',
+            'https://example.com/c/',
         ],
     ]);
 
@@ -780,8 +780,8 @@ You can also configure the array of base URIs using the ``withOptions()``
 method::
 
     $client = $client->withOptions(['base_uri' => [
-        'http://example.com/a/',
-        'http://example.com/b/',
+        'https://example.com/a/',
+        'https://example.com/b/',
     ]]);
 
 HTTP Proxies