Add header note to autogenerated files

Author: tkrajacic

Sources/Standards/Country/_generated/ISOCountries+Collections.swift

@@ -11,6 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+//      Automatically generated with `swift run update`. Do not modify.       //
+//===----------------------------------------------------------------------===//
+
 extension ISOCountries {
     /// 249 `ISOCountryInfo`s
     public static let all: [ISOCountryInfo] = [

Sources/Standards/Country/_generated/ISOCountryInfo+AllCountries.swift

@@ -11,6 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+//      Automatically generated with `swift run update`. Do not modify.       //
+//===----------------------------------------------------------------------===//
+
 extension ISOCountryInfo {
     /// Afghanistan
     /// ```

Sources/Standards/Currency/_generated/ISOCurrencies+Collections.swift

@@ -11,6 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+//      Automatically generated with `swift run update`. Do not modify.       //
+//===----------------------------------------------------------------------===//
+
 extension ISOCurrencies {
     /// 166 `ISOCurrencyInfo`s
     public static let all: [ISOCurrencyInfo] = [

Sources/Standards/Currency/_generated/ISOCurrencyInfo+AllCurrencies.swift

@@ -11,6 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+//      Automatically generated with `swift run update`. Do not modify.       //
+//===----------------------------------------------------------------------===//
+
 extension ISOCurrencyInfo {
     /// Afghani
     /// ```

Sources/Standards/Language/_generated/ISOLanguageInfo+AllLanguages.swift

@@ -11,6 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+//      Automatically generated with `swift run update`. Do not modify.       //
+//===----------------------------------------------------------------------===//
+
 extension ISOLanguageInfo {
     /// Abkhazian
     /// ```

Sources/Standards/Language/_generated/ISOLanguages+Collections.swift

@@ -11,6 +11,10 @@
 //
 //===----------------------------------------------------------------------===//
 
+//===----------------------------------------------------------------------===//
+//      Automatically generated with `swift run update`. Do not modify.       //
+//===----------------------------------------------------------------------===//
+
 extension ISOLanguages {
     /// 184 `ISOLanguageInfo`s
     public static let all: [ISOLanguageInfo] = [

Sources/update/SourceCodeEncodable.swift

@@ -46,6 +46,10 @@ extension SourceCodeEncodable {
             //
             //===----------------------------------------------------------------------===//
             
+            //===----------------------------------------------------------------------===//
+            //      Automatically generated with `swift run update`. Do not modify.       //
+            //===----------------------------------------------------------------------===//
+            
             """
     }
 }