Update to latest version of karma

package-lock.json

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@@ -2329,13 +2324,11 @@
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@@ -7486,17 +7470,17 @@
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-				"socket.io-client": "2.1.1",
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+					"dev": true,
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+					"dev": true
+				}
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@@ -20893,43 +20978,109 @@
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-				"socket.io-parser": "~3.2.0",
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+					"dev": true,
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+					"dev": true
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@@ -21358,38 +21509,31 @@
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+			"version": "2.2.4",
+			"resolved": "https://registry.npmjs.org/streamroller/-/streamroller-2.2.4.tgz",
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-				"debug": "^3.2.6",
-				"fs-extra": "^7.0.1",
-				"lodash": "^4.17.14"
+				"date-format": "^2.1.0",
+				"debug": "^4.1.1",
+				"fs-extra": "^8.1.0"
 			},
 			"dependencies": {
+				"date-format": {
+					"version": "2.1.0",
+					"resolved": "https://registry.npmjs.org/date-format/-/date-format-2.1.0.tgz",
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@@ -22047,12 +22191,6 @@
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package.json

@@ -87,7 +87,7 @@
     "install": "^0.13.0",
     "jasmine": "^3.5.0",
     "jsdoc": "^3.6.4",
-    "karma": "^5.0.2",
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     "karma-chrome-launcher": "^3.1.0",
     "karma-cli": "^2.0.0",
     "karma-jasmine": "^3.1.1",