drop an unused dep

PiperOrigin-RevId: 486867412
Change-Id: Ib54b1acaf1ea57f8f377c87261d7d52e9a48784f

absl/log/CMakeLists.txt

@@ -159,7 +159,6 @@ absl_cc_library(
     absl::raw_logging_internal
     absl::strings
     absl::strerror
-    absl::str_format
     absl::time
     absl::span
 )

absl/log/internal/BUILD.bazel

@@ -154,7 +154,6 @@ cc_library(
         "//absl/log:log_sink_registry",
         "//absl/memory",
         "//absl/strings",
-        "//absl/strings:str_format",
         "//absl/time",
         "//absl/types:span",
     ],

absl/log/internal/log_message.cc

@@ -50,7 +50,6 @@
 #include "absl/log/log_sink.h"
 #include "absl/log/log_sink_registry.h"
 #include "absl/memory/memory.h"
-#include "absl/strings/str_format.h"
 #include "absl/strings/string_view.h"
 #include "absl/time/clock.h"
 #include "absl/time/time.h"