Bash-5.1 patch 13: fix tilde expansion after unquoted colons in posix mode

patchlevel.h

@@ -25,6 +25,6 @@
    regexp `^#define[ 	]*PATCHLEVEL', since that's what support/mkversion.sh
    looks for to find the patch level (for the sccs version string). */
 
-#define PATCHLEVEL 12
+#define PATCHLEVEL 13
 
 #endif /* _PATCHLEVEL_H_ */

subst.c

@@ -3825,6 +3825,7 @@ expand_string_assignment (string, quoted)
 #else
   td.flags = W_ASSIGNRHS;
 #endif
+  td.flags |= (W_NOGLOB|W_TILDEEXP);
   td.word = savestring (string);
   value = call_expand_word_internal (&td, quoted, 0, (int *)NULL, (int *)NULL);
   FREE (td.word);