Use the global run on the complete period

There is not much point in keeping a separate experience for
2006/1/1-2006/15/1.

Overlap/Tests/short_tests.json

@@ -103,13 +103,13 @@
         ]
     },
     {
-        "input": "&config_graph_nml cyclone = f/\n&MAIN_NML k_test_1 = 20454, k_test_2 = 20455/\n/\n/\n",
+        "input": "&config_graph_nml cyclone = f/\n&MAIN_NML k_test_1 = 20454, k_test_2 = 20455, i_slice = 13/\n/\n/\n",
         "description": "Global grid, normal 0.25° resolution.",
         "title": "Successive_overlap_global",
         "command":
         [
           "$build_dir/Overlap/Tests/test_overlap",
-          "$PWD/Inst_eddies_12"
+          "$PWD/Global_1993_2021/SHPC"
         ]
     },
     {
@@ -145,14 +145,14 @@
             ]
     },
     {
-        "input": "&config_graph_nml max_delta = 3, cyclone = f/\n&MAIN_NML k_test_1 = 20454, k_test_2 = 20455/\n/\n/\n",
+        "input": "&config_graph_nml max_delta = 3, cyclone = f/\n&MAIN_NML k_test_1 = 20454, k_test_2 = 20455, i_slice = 13/\n/\n/\n",
         "description":
 	"Same as Successive_overlap_global, except for max_delta.",
         "title": "NSO_global",
         "command":
             [
                 "$build_dir/Overlap/Tests/test_overlap",
-                "$PWD/Inst_eddies_12"
+                "$PWD/Global_1993_2021/SHPC"
             ]
     },
     {