Update dependency karma to ~6.4.0

package-lock.json

@@ -5960,9 +5960,9 @@
       }
     },
     "karma": {
-      "version": "6.3.20",
-      "resolved": "https://registry.npmjs.org/karma/-/karma-6.3.20.tgz",
-      "integrity": "sha512-HRNQhMuKOwKpjYlWiJP0DUrJOh+QjaI/DTaD8b9rEm4Il3tJ8MijutVZH4ts10LuUFst/CedwTS6vieCN8yTSw==",
+      "version": "6.4.1",
+      "resolved": "https://registry.npmjs.org/karma/-/karma-6.4.1.tgz",
+      "integrity": "sha512-Cj57NKOskK7wtFWSlMvZf459iX+kpYIPXmkNUzP2WAFcA7nhr/ALn5R7sw3w+1udFDcpMx/tuB8d5amgm3ijaA==",
       "dev": true,
       "requires": {
         "@colors/colors": "1.5.0",

package.json

@@ -38,7 +38,7 @@
     "codelyzer": "^6.0.2",
     "jasmine-core": "~4.5.0",
     "jasmine-spec-reporter": "~7.0.0",
-    "karma": "~6.3.18",
+    "karma": "~6.4.0",
     "karma-chrome-launcher": "~3.1.1",
     "karma-coverage-istanbul-reporter": "~3.0.2",
     "karma-jasmine": "~5.0.0",