Replace steep:deprecated to deprecated

Author: soutaro

core/kernel.rbs

@@ -1729,7 +1729,7 @@ module Kernel : BasicObject
   def self?.sleep: (?nil) -> bot
                  | (Time::_Timeout duration) -> Integer
 
-  %a{steep:deprecated}
+  %a{deprecated}
   interface _Divmod
     def divmod: (Numeric) -> [ Numeric, Numeric ]
   end

core/module.rbs

@@ -1699,6 +1699,6 @@ class Module < Object
   def attr: (*interned arg0) -> Array[Symbol]
 
   # A previous incarnation of `interned` for backward-compatibility (see #1499)
-  %a{steep:deprecated}
+  %a{deprecated: Use `interned`}
   type id = interned
 end

core/object.rbs

@@ -106,5 +106,5 @@ class Object < BasicObject
 end
 
 # A previous incarnation of `interned` for backward-compatibility (see #1499)
-%a{steep:deprecated}
+%a{deprecated: Use `interned` instead}
 type Object::name = interned

core/string.rbs

@@ -3574,10 +3574,10 @@ class String
   def valid_encoding?: () -> bool
 end
 
-%a{steep:deprecated}
+%a{deprecated}
 interface _ArefFromStringToString
   def []: (String) -> String
 end
 
-%a{steep:deprecated}
+%a{deprecated}
 type String::encode_fallback = Hash[String, String] | Proc | Method | _ArefFromStringToString

sig/namespace.rbs

@@ -142,5 +142,5 @@ end
 
 module Kernel
   # Deprecated: Use `RBS::Namespace.parse` instead
-  %a{steep:deprecated} def Namespace: (String) -> RBS::Namespace
+  %a{deprecated} def Namespace: (String) -> RBS::Namespace
 end

sig/typename.rbs

@@ -75,5 +75,5 @@ end
 
 module Kernel
   # Deprecated: Use `RBS::TypeName.parse` instead
-  %a{steep:deprecated} def TypeName: (String name) -> RBS::TypeName
+  %a{deprecated: Use `RBS::TypeName.parse` instead} def TypeName: (String name) -> RBS::TypeName
 end

stdlib/net-http/0/net-http.rbs

@@ -2404,7 +2404,7 @@ module Net
     alias length size
 
     # A previous incarnation of `interned` for backward-compatibility (see #1499)
-    %a{steep:deprecated}
+    %a{deprecated: Use `interned` instead}
     type key = interned
 
     # <!--