Update to 7971-2 with new intrinsic parameters

Small changes-- a few pixels here and there.  Looking to see if this has
a significant impact

Change-Id: Icba243852514fd7cc454714d33e1a3420b7febb4
Signed-off-by: Jim Ostrowski <yimmy13@gmail.com>
diff --git a/y2023/constants/7971.json b/y2023/constants/7971.json
index 5c0877d..972d1b5 100644
--- a/y2023/constants/7971.json
+++ b/y2023/constants/7971.json
@@ -4,7 +4,7 @@
       "calibration": {% include 'y2023/vision/calib_files/calibration_pi-7971-1_cam-23-01_ext_2023-02-19.json' %}
     },
     {
-      "calibration": {% include 'y2023/vision/calib_files/calibration_pi-7971-2_cam-23-02_ext_2023-04-05.json' %}
+      "calibration": {% include 'y2023/vision/calib_files/calibration_pi-7971-2_cam-23-02_ext_2023-04-08.json' %}
     },
     {
       "calibration": {% include 'y2023/vision/calib_files/calibration_pi-7971-3_cam-23-03_ext_2023-04-05.json' %}
diff --git a/y2023/vision/calib_files/calibration_pi-7971-2_cam-23-02_ext_2023-04-08.json b/y2023/vision/calib_files/calibration_pi-7971-2_cam-23-02_ext_2023-04-08.json
new file mode 100644
index 0000000..8728938
--- /dev/null
+++ b/y2023/vision/calib_files/calibration_pi-7971-2_cam-23-02_ext_2023-04-08.json
@@ -0,0 +1 @@
+{ "node_name": "pi2", "team_number": 7971, "intrinsics": [  888.573181, 0.0, 649.254517, 0.0, 888.493774, 370.136658, 0.0, 0.0, 1.0 ], "fixed_extrinsics": { "data": [ -0.482031, 0.00240341, 0.87615,  0.149719, -0.87612, -0.0100773, -0.481987, -0.000995038, 0.00767093, -0.999947, 0.00696306, 0.0062866, 0.0, 0.0, 0.0, 1.0 ] }, "dist_coeffs": [  -0.449155, 0.251979, -0.000308, -0.000179, -0.080278 ], "calibration_timestamp": 1358499769498335208, "camera_id": "23-02" }