Update codegen files

LanguageData/rfc5646

@@ -1,4 +1,4 @@
-File-Date: 2026-04-09
+File-Date: 2026-04-21
 %%
 Type: language
 Subtag: aa
@@ -48268,6 +48268,13 @@ Comments: The subtag represents the alphabet codified by Franc Serafin
   Metelko and used from 1825 to 1833.
 %%
 Type: variant
+Subtag: moderat
+Description: The moderate (conservative, i.e. Danish-like) spelling
+  variant of Bokmål
+Added: 2026-04-21
+Prefix: nb
+%%
+Type: variant
 Subtag: monoton
 Description: Monotonic Greek
 Added: 2006-12-11
@@ -48423,6 +48430,12 @@ Comments: Puter is one of the five traditional written standards or
   "idioms" of the Romansh language.
 %%
 Type: variant
+Subtag: radikalt
+Description: Radical (i.e. Nynorsk-like) spelling variant of Bokmål
+Added: 2026-04-21
+Prefix: nb
+%%
+Type: variant
 Subtag: rigik
 Description: Volapük rigik
 Description: Schleyer's Volapük

LanguageData/rfc5646.json

@@ -1,5 +1,5 @@
 {
-  "FileDate": "2026-04-09",
+  "FileDate": "2026-04-21",
   "RecordList": [
     {
       "Type": "Language",
@@ -103352,6 +103352,19 @@
         "sl"
       ]
     },
+    {
+      "Type": "Variant",
+      "SubTag": "moderat",
+      "Description": [
+        "The moderate (conservative, i.e. Danish-like) spelling variant of Bokm\u00E5l"
+      ],
+      "Added": "2026-04-21",
+      "Scope": "None",
+      "Comments": [],
+      "Prefix": [
+        "nb"
+      ]
+    },
     {
       "Type": "Variant",
       "SubTag": "monoton",
@@ -103649,6 +103662,19 @@
         "rm"
       ]
     },
+    {
+      "Type": "Variant",
+      "SubTag": "radikalt",
+      "Description": [
+        "Radical (i.e. Nynorsk-like) spelling variant of Bokm\u00E5l"
+      ],
+      "Added": "2026-04-21",
+      "Scope": "None",
+      "Comments": [],
+      "Prefix": [
+        "nb"
+      ]
+    },
     {
       "Type": "Variant",
       "SubTag": "rigik",

LanguageTags/Rfc5646DataGen.cs

@@ -13,7 +13,7 @@ public sealed partial class Rfc5646Data
     public static Rfc5646Data Create() =>
         new()
         {
-            FileDate = new DateOnly(2026, 4, 9),
+            FileDate = new DateOnly(2026, 4, 21),
             RecordList =
             [
                 new()
@@ -137409,6 +137409,24 @@ public static Rfc5646Data Create() =>
                     Prefix = [@"sl"],
                 },
                 new()
+                {
+                    Type = Rfc5646Record.RecordType.Variant,
+                    SubTag = "moderat",
+                    Added = new DateOnly(2026, 4, 21),
+                    SuppressScript = null,
+                    Scope = Rfc5646Record.RecordScope.None,
+                    MacroLanguage = null,
+                    Deprecated = null,
+                    PreferredValue = null,
+                    Tag = null,
+                    Description =
+                    [
+                        @"The moderate (conservative, i.e. Danish-like) spelling variant of Bokmål",
+                    ],
+                    Comments = [],
+                    Prefix = [@"nb"],
+                },
+                new()
                 {
                     Type = Rfc5646Record.RecordType.Variant,
                     SubTag = "monoton",
@@ -137755,6 +137773,21 @@ public static Rfc5646Data Create() =>
                     Prefix = [@"rm"],
                 },
                 new()
+                {
+                    Type = Rfc5646Record.RecordType.Variant,
+                    SubTag = "radikalt",
+                    Added = new DateOnly(2026, 4, 21),
+                    SuppressScript = null,
+                    Scope = Rfc5646Record.RecordScope.None,
+                    MacroLanguage = null,
+                    Deprecated = null,
+                    PreferredValue = null,
+                    Tag = null,
+                    Description = [@"Radical (i.e. Nynorsk-like) spelling variant of Bokmål"],
+                    Comments = [],
+                    Prefix = [@"nb"],
+                },
+                new()
                 {
                     Type = Rfc5646Record.RecordType.Variant,
                     SubTag = "rigik",