Add sector information

Author: d-kato

targets/targets.json

@@ -5850,7 +5850,7 @@
         "bootloader_supported": true,
         "mbed_rom_start"        : "0x18000000",
         "mbed_rom_size"         : "0x800000",
-        "sectors": [[0,4096]]
+        "sectors": [[402653184,4096]]
     },
     "VK_RZ_A1H": {
         "inherits": ["RZ_A1XX"],
@@ -5870,7 +5870,7 @@
         "bootloader_supported": true,
         "mbed_rom_start"        : "0x18000000",
         "mbed_rom_size"         : "0x800000",
-        "sectors": [[0,4096]],
+        "sectors": [[402653184,4096]],
         "overrides": {
             "network-default-interface-type": null
         }

tools/arm_pack_manager/index.json

@@ -302994,7 +302994,12 @@
                 "units": 1
             }
         }, 
-        "sectors": [], 
+        "sectors": [
+            [
+                0, 
+                4096
+            ]
+        ], 
         "sub_family": "RZ_A1H",
         "vendor": "Renesas:117"
     }, 
@@ -303033,7 +303038,12 @@
                 "units": 1
             }
         }, 
-        "sectors": [], 
+        "sectors": [
+            [
+                0, 
+                4096
+            ]
+        ], 
         "sub_family": "RZ_A1LU",
         "vendor": "Renesas:117"
     },