minor #39246 [HttpFoundation] Throws cleanup (kick-the-bucket)

This PR was merged into the 4.4 branch.

Discussion
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[HttpFoundation] Throws cleanup

| Q             | A
| ------------- | ---
| Branch?       | 4.4
| Bug fix?      | yes
| New feature?  | no
| Deprecations? | no
| Tickets       |
| License       | MIT
| Doc PR        |

The actual throw statements have been removed years ago, but the annotations stayed.
Such annotations fool static analysis tools to trigger false positives for unhandled exceptions.

Commits
-------

8b9b62048c Remove unused @throws tags and handling of never thrown exceptions

Author: nicolas-grekas

DataCollector/RequestDataCollector.php

@@ -53,12 +53,7 @@ public function collect(Request $request, Response $response/*, \Throwable $exce
             }
         }
 
-        try {
-            $content = $request->getContent();
-        } catch (\LogicException $e) {
-            // the user already got the request content as a resource
-            $content = false;
-        }
+        $content = $request->getContent();
 
         $sessionMetadata = [];
         $sessionAttributes = [];