Update the API mkdirp dependency.

api/package-lock.json

@@ -1253,6 +1253,15 @@
             "ms": "^2.1.1"
           }
         },
+        "mkdirp": {
+          "version": "0.5.1",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+          "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+          "dev": true,
+          "requires": {
+            "minimist": "0.0.8"
+          }
+        },
         "ms": {
           "version": "2.1.2",
           "resolved": "https://registry.npmjs.org/ms/-/ms-2.1.2.tgz",
@@ -2574,15 +2583,13 @@
     "minimist": {
       "version": "0.0.8",
       "resolved": "https://registry.npmjs.org/minimist/-/minimist-0.0.8.tgz",
-      "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0="
+      "integrity": "sha1-hX/Kv8M5fSYluCKCYuhqp6ARsF0=",
+      "dev": true
     },
     "mkdirp": {
-      "version": "0.5.1",
+      "version": "1.0.3",
-      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+      "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-1.0.3.tgz",
-      "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+      "integrity": "sha512-6uCP4Qc0sWsgMLy1EOqqS/3rjDHOEnsStVr/4vtAIK2Y5i2kA7lFFejYrpIyiN9w0pYf4ckeCYT9f1r1P9KX5g=="
-      "requires": {
-        "minimist": "0.0.8"
-      }
     },
     "ms": {
       "version": "2.0.0",
@@ -3824,6 +3831,17 @@
       "dev": true,
       "requires": {
         "mkdirp": "^0.5.1"
+      },
+      "dependencies": {
+        "mkdirp": {
+          "version": "0.5.1",
+          "resolved": "https://registry.npmjs.org/mkdirp/-/mkdirp-0.5.1.tgz",
+          "integrity": "sha1-MAV0OOrGz3+MR2fzhkjWaX11yQM=",
+          "dev": true,
+          "requires": {
+            "minimist": "0.0.8"
+          }
+        }
       }
     },
     "write-file-atomic": {

api/package.json

@@ -16,7 +16,7 @@
     "graphql": "^14.6.0",
     "koa": "^2.11.0",
     "lowdb": "^1.0.0",
-    "mkdirp": "^0.5.1",
+    "mkdirp": "^1.0.3",
     "promises-all": "^1.0.0",
     "shortid": "^2.2.15"
   },