Revert "[xml] Move to "Experimental" target language status"

This reverts commit 22a4355f34.

Conflicts:
	CHANGES.current
	RELEASENOTES

CHANGES.current

@@ -290,12 +290,6 @@ Version 4.1.0 (in progress)
 2022-07-12: erezgeva
             [Perl] Add std::unique_ptr support in std_unique_ptr.i library file.
 
-2022-07-07: olly
-	    [xml] #2213 XML has been moved to "Experimental" target language
-	    status. It's not in good shape and is likely to be removed unless
-	    somebody steps up to bring it up to the expected standard (it fails
-	    to even meet the criteria for "Experimental" currently).
-
 2022-07-07: jmarrec
 	    #1158 #2286 Add basic support for C++11 attributes.  These are now
 	    crudely ignored by SWIG's parser's tokeniser, which is better that

Doc/Manual/SWIG.html

@@ -134,11 +134,11 @@ Supported Target Language Options
      -ruby           - Generate Ruby wrappers
      -scilab         - Generate Scilab wrappers
      -tcl8           - Generate Tcl 8 wrappers
+     -xml            - Generate XML wrappers
 
 Experimental Target Language Options
      -mzscheme       - Generate MzScheme/Racket wrappers
      -ocaml          - Generate OCaml wrappers
-     -xml            - Generate XML wrappers
 
 General Options
      -addextern      - Add extra extern declarations

Examples/xml/Makefile.in

@@ -5,11 +5,9 @@ top_srcdir	= @top_srcdir@
 top_builddir	= @top_builddir@
 
 SWIGEXE         = $(top_builddir)/swig
-# Suppress "experimental target language" warning
-SWIGOPT         = -w524
 SWIG_LIB_DIR    = $(top_srcdir)/Lib
 SWIG_LIB_SET    = @SWIG_LIB_SET@
-SWIGINVOKE      = $(SWIG_LIB_SET) $(SWIGTOOL) $(SWIGEXE) $(SWIGOPT)
+SWIGINVOKE      = $(SWIG_LIB_SET) $(SWIGTOOL) $(SWIGEXE)
 
 cleanup		= tail +2 \
 		  | sed -e 's/ident="ID[0-9A-F]*"//g' \

Source/Modules/swigmain.cxx

@@ -80,7 +80,7 @@ static TargetLanguageModule modules[] = {
   {"-tcl", swig_tcl, NULL, Supported},
   {"-tcl8", swig_tcl, "Tcl 8", Supported},
   {"-uffi", NULL, "Common Lisp / UFFI", Disabled},
-  {"-xml", swig_xml, "XML", Experimental},
+  {"-xml", swig_xml, "XML", Supported},
   {NULL, NULL, NULL, Disabled}
 };