Bump npm from 6.8.0 to 6.9.0

Bumps [npm](https://github.com/npm/cli) from 6.8.0 to 6.9.0.
- [Release notes](https://github.com/npm/cli/releases)
- [Changelog](https://github.com/npm/cli/blob/v6.9.0/CHANGELOG.md)
- [Commits](https://github.com/npm/cli/compare/v6.8.0...v6.9.0)

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

package-lock.json

@@ -3,9 +3,9 @@
   "lockfileVersion": 1,
   "dependencies": {
     "npm": {
-      "version": "6.8.0",
-      "resolved": "https://registry.npmjs.org/npm/-/npm-6.8.0.tgz",
-      "integrity": "sha512-xMH6V0OCSJ5ZET6yWPI3BmJSqMMCuVJSIcLx3LSH/SrratFSt6EDuCuGRFMQYty98Q1l6x/7vKmfURosoyWgrA==",
+      "version": "6.9.0",
+      "resolved": "https://registry.npmjs.org/npm/-/npm-6.9.0.tgz",
+      "integrity": "sha512-91V+zB5hDxO+Jyp2sUKS7juHlIM95dGQxTeQtmZI1nAI/7kjWXFipPrtwwKjhyKmV4GsS2LzJhrxRjGWsU9z/w==",
       "requires": {
         "JSONStream": "^1.3.5",
         "abbrev": "~1.1.1",
@@ -56,7 +56,7 @@
         "libnpmsearch": "*",
         "libnpmteam": "*",
         "libnpx": "^10.2.0",
-        "lock-verify": "^2.0.2",
+        "lock-verify": "^2.1.0",
         "lockfile": "^1.0.4",
         "lodash._baseindexof": "*",
         "lodash._baseuniq": "~4.6.0",
@@ -82,7 +82,7 @@
         "npm-install-checks": "~3.0.0",
         "npm-lifecycle": "^2.1.0",
         "npm-package-arg": "^6.1.0",
-        "npm-packlist": "^1.3.0",
+        "npm-packlist": "^1.4.1",
         "npm-pick-manifest": "^2.2.3",
         "npm-profile": "*",
         "npm-registry-fetch": "^3.9.0",
@@ -91,7 +91,7 @@
         "once": "~1.4.0",
         "opener": "^1.5.1",
         "osenv": "^0.1.5",
-        "pacote": "^9.4.1",
+        "pacote": "^9.5.0",
         "path-is-inside": "~1.0.2",
         "promise-inflight": "~1.0.1",
         "qrcode-terminal": "^0.12.0",
@@ -144,7 +144,7 @@
           "bundled": true
         },
         "agent-base": {
-          "version": "4.2.0",
+          "version": "4.2.1",
           "bundled": true,
           "requires": {
             "es6-promisify": "^5.0.0"
@@ -770,7 +770,7 @@
           }
         },
         "es6-promise": {
-          "version": "4.2.4",
+          "version": "4.2.6",
           "bundled": true
         },
         "es6-promisify": {
@@ -1549,10 +1549,10 @@
           }
         },
         "lock-verify": {
-          "version": "2.0.2",
+          "version": "2.1.0",
           "bundled": true,
           "requires": {
-            "npm-package-arg": "^5.1.2 || 6",
+            "npm-package-arg": "^6.1.0",
             "semver": "^5.4.1"
           }
         },
@@ -1893,7 +1893,7 @@
           }
         },
         "npm-packlist": {
-          "version": "1.3.0",
+          "version": "1.4.1",
           "bundled": true,
           "requires": {
             "ignore-walk": "^3.0.1",
@@ -2032,7 +2032,7 @@
           }
         },
         "pacote": {
-          "version": "9.4.1",
+          "version": "9.5.0",
           "bundled": true,
           "requires": {
             "bluebird": "^3.5.3",