phobos

Fix #10981 - Wrong usage of the write() system call in std.file.write() and in std.file.copy() (#10982)

Fix default argument attributes

Fix #10989 - std.array calls non-existent Trace hook in version(D_ProfileGC)

Improve std.uni:toCase performance

Inline hasElaborateDestructor!(...) into __(needsDestruction, ...)