[Security] Bump extend from 3.0.1 to 3.0.2 in /build

Bumps [extend](https://github.com/justmoon/node-extend) from 3.0.1 to 3.0.2. **This update includes security fixes.**
- [Release notes](https://github.com/justmoon/node-extend/releases)
- [Changelog](https://github.com/justmoon/node-extend/blob/master/CHANGELOG.md)
- [Commits](https://github.com/justmoon/node-extend/compare/v3.0.1...v3.0.2)

Signed-off-by: dependabot[bot] <support@dependabot.com>

build/package-lock.json

@@ -32,6 +32,12 @@
       "integrity": "sha512-1SrJnXnkP9soITHptSO+ahx3QKp3cVzn8poI6ujqc5SeOkg5iqM1pK9H+DSc2OQ8SnO0jC/NG4Ur/UIwy7574A==",
       "dev": true
     },
+    "extend": {
+      "version": "3.0.2",
+      "resolved": "https://registry.npmjs.org/extend/-/extend-3.0.2.tgz",
+      "integrity": "sha512-fjquC59cD7CyW6urNXK0FBufkZcoiGG80wTuPujX590cB5Ttln20E2UB4S/WARVqhXffZl2LNgS+gQdPIIim/g==",
+      "dev": true
+    },
     "fsevents": {
       "version": "1.2.4",
       "resolved": "https://registry.npmjs.org/fsevents/-/fsevents-1.2.4.tgz",
@@ -2060,11 +2066,6 @@
             }
           }
         },
-        "extend": {
-          "version": "3.0.1",
-          "bundled": true,
-          "dev": true
-        },
         "extend-shallow": {
           "version": "3.0.2",
           "bundled": true,
@@ -5648,11 +5649,6 @@
           "bundled": true,
           "dev": true
         },
-        "extend": {
-          "version": "3.0.1",
-          "bundled": true,
-          "dev": true
-        },
         "extsprintf": {
           "version": "1.3.0",
           "bundled": true,
@@ -6980,11 +6976,6 @@
           "bundled": true,
           "dev": true
         },
-        "extend": {
-          "version": "3.0.1",
-          "bundled": true,
-          "dev": true
-        },
         "extract-zip": {
           "version": "1.6.7",
           "bundled": true,