Update seastar submodule
Update seastar submodule

  > memory: add scoped_heap_profiling
  > build: add switch to enable heap profiling support
  > io_tester: do not abort on end of test
  > resource: clean up cgroups version determination.
  > prometheus: Silence a bogus gcc warning in http server
  > Update dpdk submodule
  > resource: Support cgroups v2
  > net: Don't use variable length arrays
  > core/memory.hh: document set_heap_profiling_enabled()
  > Revert "net: Don't use variable length arrays"
  > cmake: fix pkgconfig boost deps
  > thread: Avoid confusing comment by switching value
  > net: posix-stack: fix allocator in ap listening sockets
  > net: posix-stack: fix passing allocator to new sockets
  > stall_detector: Add a counter for stall detector report
  > Merge "Don't use variable length arrays" from Rafael
  > treewide: fix minor issues reported by clang
  > thread: Call mprotect in make_stack
  > thread: Always allocate stack with aligned_alloc
  > build: Make SEASTAR_THREAD_STACK_GUARDS private
  > thread: Move code out of a header

avikivity/scylla,scylladb/scylla,avikivity/scylla,avikivity/scylla,scylladb/scylla,scylladb/scylla,scylladb/scylla