Move over to ABSL logging and flags.

Removes gperftools too since that wants gflags.

Here come the fireworks.

Change-Id: I79cb7bcf60f1047fbfa28bfffc21a0fd692e4b1c
Signed-off-by: Austin Schuh <austin.linux@gmail.com>
diff --git a/y2024/control_loops/superstructure/superstructure.cc b/y2024/control_loops/superstructure/superstructure.cc
index 7f7da4f..a33fc87 100644
--- a/y2024/control_loops/superstructure/superstructure.cc
+++ b/y2024/control_loops/superstructure/superstructure.cc
@@ -9,8 +9,8 @@
 #include "frc971/shooter_interpolation/interpolation.h"
 #include "frc971/zeroing/wrap.h"
 
-DEFINE_bool(ignore_distance, false,
-            "If true, ignore distance when shooting and obey joystick_reader");
+ABSL_FLAG(bool, ignore_distance, false,
+          "If true, ignore distance when shooting and obey joystick_reader");
 
 // The threshold used when decided if the extend is close enough to a goal to
 // continue.