added an additional filter to remove empty array items (#10803)

* ENH Added filter to remove empty/null from Path::join parts

This is to ensure null values are removed and trim() deprecated warnings are not thrown
Fixes #10802

* FIX revert public signature

Co-authored-by: Steve Boyd <emteknetnz@gmail.com>

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Co-authored-by: Steve Boyd <emteknetnz@gmail.com>

src/Core/Path.php

@@ -30,7 +30,7 @@ class Path
         }
 
         // Cleanup and join all parts
-        $parts = array_filter(array_map('trim', $parts ?? []));
+        $parts = array_filter(array_map('trim', array_filter($parts ?? [])));
         $fullPath = static::normalise(implode(DIRECTORY_SEPARATOR, $parts));
 
         // Protect against directory traversal vulnerability (OTG-AUTHZ-001)