[stdlib] adjust MutableSpan’s element constraint

Author: glessard

stdlib/public/core/Span/MutableSpan.swift

@@ -15,7 +15,7 @@
 @safe
 @frozen
 @available(SwiftStdlib 6.2, *)
-public struct MutableSpan<Element: ~Copyable & ~Escapable>
+public struct MutableSpan<Element: ~Copyable>
 : ~Copyable, ~Escapable {
   @usableFromInline
   internal let _pointer: UnsafeMutableRawPointer?
@@ -212,7 +212,7 @@ extension MutableSpan where Element: ~Copyable {
 
 //MARK: Collection, RandomAccessCollection
 @available(SwiftStdlib 6.2, *)
-extension MutableSpan where Element: ~Copyable & ~Escapable {
+extension MutableSpan where Element: ~Copyable {
 
   @_alwaysEmitIntoClient
   public var count: Int { _count }

test/abi/macOS/arm64/stdlib.swift

@@ -817,8 +817,8 @@ Added: _$ss7RawSpanVN
 // SE-0467 MutableSpan and MutableRawSpan
 Added: _$ss11MutableSpanVMa
 Added: _$ss11MutableSpanVMn
-Added: _$ss11MutableSpanVsRi_zRi0_zrlE6_countSivg
-Added: _$ss11MutableSpanVsRi_zRi0_zrlE8_pointerSvSgvg
+Added: _$ss11MutableSpanVsRi_zrlE6_countSivg
+Added: _$ss11MutableSpanVsRi_zrlE8_pointerSvSgvg
 Added: _$ss11MutableSpanVsRi_zrlE10_uncheckedAByxGSryxG_tcfC
 Added: _$ss14MutableRawSpanV6_countSivg
 Added: _$ss14MutableRawSpanV8_pointerSvSgvg

test/abi/macOS/x86_64/stdlib.swift

@@ -818,8 +818,8 @@ Added: _$ss7RawSpanVN
 // SE-0467 MutableSpan and MutableRawSpan
 Added: _$ss11MutableSpanVMa
 Added: _$ss11MutableSpanVMn
-Added: _$ss11MutableSpanVsRi_zRi0_zrlE6_countSivg
-Added: _$ss11MutableSpanVsRi_zRi0_zrlE8_pointerSvSgvg
+Added: _$ss11MutableSpanVsRi_zrlE6_countSivg
+Added: _$ss11MutableSpanVsRi_zrlE8_pointerSvSgvg
 Added: _$ss11MutableSpanVsRi_zrlE10_uncheckedAByxGSryxG_tcfC
 Added: _$ss14MutableRawSpanV6_countSivg
 Added: _$ss14MutableRawSpanV8_pointerSvSgvg