Enhance GIBUU sample table with additional columns Tests

Updated GIBUU sample information to include file type and Samweb definition.

Author: PrabhjotSingh247

sbn/sbnprod_wiki/sample.md

@@ -63,12 +63,10 @@ Monte Carlo official SBN Production Samples
 
 <span style="color: red; font-weight: bold;">For ongoing and analysis specific MC samples information please access [this document for gen1 (spring 2025)](https://docs.google.com/document/d/1oODQpwODFhpfk7zSfVG0x_YllFt5TLsWsUGJIKAqoGI/edit?tab=t.0#heading=h.xrtnnseitd1t) and [this document for gen2 (fall 2025)](https://docs.google.com/document/d/1lOnvP7gMBJFHt85zKisvpGartl4eIAAlwhTWlxGs9QI/edit?tab=t.0#heading=h.vw29zbd9h990)
 
-#### GIBUU
-| Sample Description | production push | release version | # Events | SAM Database |
-| --- | --- |--- | --- | --- |
-| BNB + Cosmics - gen1 | SBND2026A | v10_06_00_09 | ~200k | SBND only  |
-| reco1 | mc_SBND2026A_gen1_prodgenie_corsika_proton_rockbox_sbnd_GIBUU_CV_v10_06_00_09_reco1_sbnd |
-| flatcaf | mc_SBND2026A_gen1_prodgenie_corsika_proton_rockbox_sbnd_GIBUU_CV_v10_06_00_09_flatcaf_sbnd |
+| Sample Description | production push | release version | # Events | File type | Samweb definition | SAM Database |
+| --- | --- | --- | --- | --- | --- |--- |
+| GIBUU BNB + Cosmics - gen1 | SBND2026A | v10_06_00_09 | ~200k | reco1 | mc_SBND2026A_gen1_prodgenie_corsika_proton_rockbox_sbnd_GIBUU_CV_v10_06_00_09_reco1_sbnd | |
+| --- | --- | --- | --- | flatcaf | mc_SBND2026A_gen1_prodgenie_corsika_proton_rockbox_sbnd_GIBUU_CV_v10_06_00_09_flatcaf_sbnd | |
 
 #### Fall Production 2025 (gen2) - Syst Variations
 | Sample Description | production push | release version | # Events | SAM Database |