Fix tyop in go pragma.

Report from Lorenz Bauer

  https://bugzilla.kernel.org/show_bug.cgi?id=212321

Signed-off-by: Andrew G. Morgan <morgan@kernel.org>
diff --git a/cap/convenience.go b/cap/convenience.go
index 0a67019..d604ad1 100644
--- a/cap/convenience.go
+++ b/cap/convenience.go
@@ -293,7 +293,7 @@
 	return sc.setGroups(gid, suppl)
 }
 
-//go:unintptrescapes
+//go:uintptrescapes
 
 // Prctlw is a convenience function for performing a syscall.Prctl()
 // call that executes on all the threads of the process. It is called
@@ -313,7 +313,7 @@
 	return sc.prctlwcall6(prVal, as[0], as[1], as[2], as[3], as[4])
 }
 
-//go:unintptrescapes
+//go:uintptrescapes
 
 // Prctl is a convenience function that performs a syscall.Prctl()
 // that either reads state using a single OS thread, or performs a