fix zoom quadrant plot

jass/models/plots.py

@@ -234,7 +234,7 @@ def create_quadrant_plot(work_file_path: str,
     alim = np.ceil(pv_t.JASS_PVAL.loc[pv_t.color == "#f77189"].max() + 2)
     if np.isnan(alim):
         alim = 10
-    plt.plot([0, alim, 0, alim])
+    plt.axis([0, alim, 0, alim])
     # légendes abcisse et ordonnee
     plt.xlabel('-log10(P) for univariate tests', fontsize=12)
     # plt.show()