Bump mem from 1.1.0 to 4.0.0 in /modules/discord_voice

Bumps [mem](https://github.com/sindresorhus/mem) from 1.1.0 to 4.0.0.
- [Release notes](https://github.com/sindresorhus/mem/releases)
- [Commits](https://github.com/sindresorhus/mem/compare/v1.1.0...v4.0.0)

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

modules/discord_voice/package-lock.json

@@ -137,12 +137,22 @@
         "yallist": "^2.1.2"
       }
     },
-    "mem": {
+    "map-age-cleaner": {
-      "version": "1.1.0",
+      "version": "0.1.3",
-      "resolved": "https://registry.npmjs.org/mem/-/mem-1.1.0.tgz",
+      "resolved": "https://registry.npmjs.org/map-age-cleaner/-/map-age-cleaner-0.1.3.tgz",
-      "integrity": "sha1-Xt1StIXKHZAP5kiVUFOZoN+kX3Y=",
+      "integrity": "sha512-bJzx6nMoP6PDLPBFmg7+xRKeFZvFboMrGlxmNj9ClvX53KrmvM5bXFXEWjbz4cz1AFn+jWJ9z/DJSz7hrs0w3w==",
       "requires": {
-        "mimic-fn": "^1.0.0"
+        "p-defer": "^1.0.0"
+      }
+    },
+    "mem": {
+      "version": "4.0.0",
+      "resolved": "https://registry.npmjs.org/mem/-/mem-4.0.0.tgz",
+      "integrity": "sha512-WQxG/5xYc3tMbYLXoXPm81ET2WDULiU5FxbuIoNbJqLOOI8zehXFdZuiUEgfdrU2mVB1pxBZUGlYORSrpuJreA==",
+      "requires": {
+        "map-age-cleaner": "^0.1.1",
+        "mimic-fn": "^1.0.0",
+        "p-is-promise": "^1.1.0"
       }
     },
     "mimic-fn": {
@@ -171,13 +181,33 @@
         "execa": "^0.7.0",
         "lcid": "^1.0.0",
         "mem": "^1.1.0"
+      },
+      "dependencies": {
+        "mem": {
+          "version": "1.1.0",
+          "resolved": "https://registry.npmjs.org/mem/-/mem-1.1.0.tgz",
+          "integrity": "sha1-Xt1StIXKHZAP5kiVUFOZoN+kX3Y=",
+          "requires": {
+            "mimic-fn": "^1.0.0"
+          }
+        }
       }
     },
+    "p-defer": {
+      "version": "1.0.0",
+      "resolved": "https://registry.npmjs.org/p-defer/-/p-defer-1.0.0.tgz",
+      "integrity": "sha1-n26xgvbJqozXQwBKfU+WsZaw+ww="
+    },
     "p-finally": {
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/p-finally/-/p-finally-1.0.0.tgz",
       "integrity": "sha1-P7z7FbiZpEEjs0ttzBi3JDNqLK4="
     },
+    "p-is-promise": {
+      "version": "1.1.0",
+      "resolved": "https://registry.npmjs.org/p-is-promise/-/p-is-promise-1.1.0.tgz",
+      "integrity": "sha1-nJRWmJ6fZYgBewQ01WCXZ1w9oF4="
+    },
     "p-limit": {
       "version": "1.3.0",
       "resolved": "https://registry.npmjs.org/p-limit/-/p-limit-1.3.0.tgz",

modules/discord_voice/package.json

@@ -18,7 +18,7 @@
     "lcid": "1.0.0",
     "locate-path": "2.0.0",
     "lru-cache": "4.1.5",
-    "mem": "1.1.0",
+    "mem": "4.0.0",
     "mimic-fn": "1.2.0",
     "npm-run-path": "2.0.2",
     "number-is-nan": "1.0.1",