Update upstream source from tag 'upstream/3.3.10'

Update to upstream version '3.3.10'
with Debian dir 3393ed4

Author: sorah

.bundle/gems/rexml-3.3.9/LICENSE.txt renamed to .bundle/gems/rexml-3.4.4/LICENSE.txt

@@ -1,5 +1,202 @@
 # News
 
+## 3.4.4 - 2025-09-10 {#version-3-4-4}
+
+### Improvement
+
+  * Accept `REXML::Document.new("")` for backward compatibility
+    * GH-296
+    * GH-295
+    * Patch by NAITOH Jun
+    * Reported by Joe Rafaniello
+
+### Thanks
+
+  * NAITOH Jun
+
+  * Joe Rafaniello
+
+## 3.4.3 - 2025-09-07 {#version-3-4-3}
+
+### Improvement
+
+  * Reject no root element XML as an invalid XML
+    * GH-289
+    * GH-291
+    * Patch by NAITOH Jun
+    * Reported by Sutou Kouhei
+
+### Fixes
+
+  * Fixed an issue with `IOSource#read_until` when reaching the end of a file
+    * GH-287
+    * GH-288
+    * Patch by NAITOH Jun
+    * Reported by Jason Thomas
+
+### Thanks
+
+  * NAITOH Jun
+
+  * Sutou Kouhei
+
+  * Jason Thomas
+
+## 3.4.2 - 2025-08-26 {#version-3-4-2}
+
+### Improvement
+
+  * Improved performance.
+    * GH-244
+    * GH-245
+    * GH-246
+    * GH-249
+    * GH-256
+    * Patch by NAITOH Jun
+
+  * Raise appropriate exception when failing to match start tag in DOCTYPE
+    * GH-247
+    * Patch by NAITOH Jun
+
+  * Deprecate accepting array as an element in XPath.match, first and each
+    * GH-252
+    * Patch by tomoya ishida
+
+  * Don't call needless encoding_updated
+    * GH-259
+    * Patch by Sutou Kouhei
+
+  * Reuse XPath::match
+    * GH-263
+    * Patch by pboling
+
+  * Cache redundant calls for doctype
+    * GH-264
+    * Patch by pboling
+
+  * Use Safe Navigation (&.) from Ruby 2.3
+    * GH-265
+    * Patch by pboling
+
+  * Remove redundant return statements
+    * GH-266
+    * Patch by pboling
+
+  * Added XML declaration check & Source#skip_spaces method
+    * GH-282
+    * Patch by NAITOH Jun
+    * Reported by Sofi Aberegg
+
+### Fixes
+
+  * Fix docs typo
+    * GH-248
+    * Patch by James Coleman
+
+  * Fix reverse sort in xpath_parser
+    * GH-251
+    * Patch by tomoya ishida
+
+  * Fix duplicate responses in XPath following, following-sibling, preceding, preceding-sibling
+    * GH-255
+    * Patch by NAITOH Jun
+
+  * Fix wrong Encoding resolution
+    * GH-258
+    * Patch by Sutou Kouhei
+
+  * Handle nil when parsing fragment
+    * GH-267
+    * GH-268
+    * Patch by pboling
+
+  * [Documentation] Use # to reference instance methods
+    * GH-269
+    * GH-270
+    * Patch by pboling
+
+  * Fix & Deprecate REXML::Text#text_indent
+    * GH-273
+    * GH-275
+    * Patch by pboling
+
+  * remove bundler from dev deps
+    * GH-276
+    * GH-277
+    * Patch by pboling
+
+  * remove ostruct from dev deps
+    * GH-280
+    * GH-281
+    * Patch by pboling
+
+### Thanks
+
+  * NAITOH Jun
+
+  * tomoya ishida
+
+  * James Coleman
+
+  * pboling
+
+  * Sutou Kouhei
+
+  * Sofi Aberegg
+
+## 3.4.1 - 2025-02-16 {#version-3-4-1}
+
+### Improvement
+
+  * Improved performance.
+    * GH-226
+    * GH-227
+    * GH-237
+    * Patch by NAITOH Jun
+
+### Fixes
+
+  * Fix serialization of ATTLIST is incorrect
+    * GH-233
+    * GH-234
+    * Patch by OlofKalufs
+    * Reported by OlofKalufs
+
+### Thanks
+
+  * NAITOH Jun
+
+  * OlofKalufs
+
+## 3.4.0 - 2024-12-15 {#version-3-4-0}
+
+### Improvement
+
+  * Improved performance.
+    * GH-216
+    * Patch by NAITOH Jun
+
+  * JRuby: Improved parse performance.
+    * GH-219
+    * Patch by João Duarte
+
+  * Added support for reusing pull parser.
+    * GH-214
+    * GH-220
+    * Patch by Dmitry Pogrebnoy
+
+  * Improved error handling when source is `IO`.
+    * GH-221
+    * Patch by NAITOH Jun
+
+### Thanks
+
+  * NAITOH Jun
+
+  * João Duarte
+
+  * Dmitry Pogrebnoy
+
 ## 3.3.9 - 2024-10-24 {#version-3-3-9}
 
 ### Improvements
@@ -333,7 +530,7 @@
 
     * Patch by NAITOH Jun.
 
-  * Improved parse performance when an attribute has many `<`s.
+  * Improved parse performance when an attribute has many `>`s.
 
     * GH-126