crimson/osd: drop C++'s ranges to workaround unbuildability on Clang

```
/home/jenkins-build/build/workspace/ceph-pull-requests/src/crimson/osd/osd_operations/snaptrim_event.cc:38:33: note: while checking constraint satisfaction for template 'operator|<const std::ranges::views::_Elements<0> &, const std::vector<std::pair<unsigned long, crimson::interruptible::interruptible_future_detail<crimson::osd::IOInterruptCondition, seastar::future<>>>> &>' required here
    for (const auto &i : subops | std::views::keys) {
                                ^
/home/jenkins-build/build/workspace/ceph-pull-requests/src/crimson/osd/osd_operations/snaptrim_event.cc:38:33: note: in instantiation of function template specialization 'std::ranges::views::__adaptor::operator|<const std::ranges::views::_Elements<0> &, const std::vector<std::pair<unsigned long, crimson::interruptible::interruptible_future_detail<crimson::osd::IOInterruptCondition, seastar::future<>>>> &>' requested here
/usr/bin/../lib/gcc/x86_64-linux-gnu/11/../../../../include/c++/11/bits/iterator_concepts.h:963:7: note: candidate template ignored: constraints not satisfied [with _Tp = std::ranges::ref_view<const std
```

Signed-off-by: Radoslaw Zarzynski <rzarzyns@redhat.com>

diff --git a/src/crimson/osd/osd_operations/snaptrim_event.cc b/src/crimson/osd/osd_operations/snaptrim_event.cc
index 73d02d9840801b3fc111a3cbc1e35495bcf13981..22154c304e9a37e35523e43d000a1d5c63293c34 100644 (file)
--- a/src/crimson/osd/osd_operations/snaptrim_event.cc
+++ b/src/crimson/osd/osd_operations/snaptrim_event.cc
@@ -1,8 +1,6 @@
 // -*- mode:C++; tab-width:8; c-basic-offset:2; indent-tabs-mode:t -*-
 // vim: ts=8 sw=2 smarttab
 
-#include <ranges>
-
 #include "crimson/osd/osd_operations/snaptrim_event.h"
 #include "crimson/osd/ops_executer.h"
 #include "crimson/osd/pg.h"
@@ -35,8 +33,8 @@ void SnapTrimEvent::SubOpBlocker::dump_detail(Formatter *f) const
 {
   f->open_array_section("dependent_operations");
   {
-    for (const auto &i : subops | std::views::keys) {
-      f->dump_unsigned("op_id", i);
+    for (const auto &kv : subops) {
+      f->dump_unsigned("op_id", kv.first);
     }
   }
   f->close_section();