Brompton: Fix lodash dependancy issue.

brompton/package-lock.json

@@ -546,7 +546,7 @@
       "requires": {
         "bluebird": "3.5.5",
         "chokidar": "3.0.2",
-        "lodash": "4.17.15",
+        "lodash": "^4.17.19",
         "yargs": "13.3.0"
       },
       "dependencies": {
@@ -1520,7 +1520,7 @@
       "dev": true,
       "requires": {
         "glob": "~7.1.1",
-        "lodash": "~4.17.10",
+        "lodash": "^4.17.19",
         "minimatch": "~3.0.2"
       }
     },
@@ -2414,7 +2414,7 @@
         "get-stdin": "^4.0.1",
         "glob": "^7.0.3",
         "in-publish": "^2.0.0",
-        "lodash": "^4.17.15",
+        "lodash": "^4.17.19",
         "meow": "^3.7.0",
         "mkdirp": "^0.5.1",
         "nan": "^2.13.2",
@@ -3733,7 +3733,7 @@
       "dev": true,
       "requires": {
         "chalk": "^2.4.1",
-        "lodash": "^4.17.11",
+        "lodash": "^4.17.19",
         "log-symbols": "^2.2.0",
         "postcss": "^7.0.7"
       },
@@ -4058,7 +4058,7 @@
       "dev": true,
       "requires": {
         "glob": "^7.0.0",
-        "lodash": "^4.0.0",
+        "lodash": "^4.17.19",
         "scss-tokenizer": "^0.2.3",
         "yargs": "^13.3.2"
       }