docs(LamNI): drop misleading "(0 deg)" from rotation-centre click prompts

Both prompts appear while lsamrot happens to be at 0 deg at that point in
the procedure, but the click itself isn't specific to 0 deg -- just the
current position.

Co-Authored-By: Claude Sonnet 5 <noreply@anthropic.com>

csaxs_bec/bec_ipython_client/plugins/LamNI/x_ray_eye_align.py

@@ -892,7 +892,7 @@ class XrayEyeAlign:
             self.movement_buttons_enabled(True, True)
             center_x, center_y = self._collect_click(
                 1,
-                "Submit the rotation centre (0 deg).",
+                "Submit the rotation centre.",
                 label=f"rotation centre, iter {iteration}",
             )
             self.gui.set_live_view_signal("image")
@@ -1203,7 +1203,7 @@ class XrayEyeAlign:
                 self.movement_buttons_enabled(True, True)
                 center_x, center_y = self._collect_click(
                     1,
-                    "Submit the rotation centre (0 deg).",
+                    "Submit the rotation centre.",
                     label=f"rotation centre, iter {iteration}",
                 )
                 delta_x, delta_y = self._compute_shift_to_fzp(fzp_x, fzp_y, center_x, center_y)