Update sample.md by removing old workshop data

Removed outdated entries for the Feb25 Workshop - BNB + Cosmics with MC2025A v10_04_03.

Author: PrabhjotSingh247

sbn/sbnprod_wiki/sample.md

@@ -137,10 +137,6 @@ Monte Carlo official SBN Production Samples
 | --- | --- | v10_06_00_09 | --- | calib tuple | hist_mc_MCP2025C_v10_06_00_09_prodgenie_corsika_proton_rockbox_ccnue_sbnd_CV_reco2_sbnd |
 | --- | --- | --- | --- | caf | mc_MCP2025C_v10_06_00_09_prodgenie_corsika_proton_rockbox_ccnue_sbnd_CV_caf_sbnd |
 | --- | --- | --- | --- | flatcaf | mc_MCP2025C_v10_06_00_09_prodgenie_corsika_proton_rockbox_ccnue_sbnd_CV_caf_flat_caf_sbnd | 
-| Feb25 Workshop - BNB + Cosmics | MC2025A | v10_04_03 | 60k | reco1 | official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_LArv10_gen_g4_detsim_reco1_sbnd | 
-| --- | --- | --- | --- | larcv | official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_LArv10_gen_g4_detsim_reco1_larcv_sbnd |
-| --- | --- | --- | --- | caf | official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_LArv10_caf_sbnd |
-| --- | --- | --- | --- | flatcaf | official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_LArv10_caf_flat_caf_sbnd |
 | Feb25 Workshop - BNB + Cosmics | MC2025A | v10_04_01 | 60k | reco1 | official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_MCP2025A_gen_g4_detsim_reco1_sbnd | 
 | --- | --- | --- | --- | larcv | official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_MCP2025A_gen_g4_detsim_reco1_larcv_sbnd |
 | --- | --- | --- | --- | calib tuple | hist_official_MCP2025A_prodoverlay_corsika_cosmics_proton_genie_rockbox_sce_MCP2025A_reco2_sbnd |