updated angular to 15

.browserslistrc

-defaults
-not IE 11
\ No newline at end of file

package.json

@@ -21,9 +21,9 @@
   "author": "FZJ-INM1-BDA <inm1-bda@fz-juelich.de>",
   "license": "apache-2.0",
   "devDependencies": {
-    "@angular-devkit/build-angular": "^14.2.10",
-    "@angular/cli": "^14.2.10",
-    "@angular/compiler-cli": "^14.2.12",
+    "@angular-devkit/build-angular": "^15.2.10",
+    "@angular/cli": "^15.2.10",
+    "@angular/compiler-cli": "^15.2.10",
     "@babel/core": "^7.17.5",
     "@compodoc/compodoc": "^1.1.19",
     "@storybook/addon-actions": "^6.5.13",
@@ -52,16 +52,16 @@
     "typescript": "^4.8.4"
   },
   "dependencies": {
-    "@angular/animations": "^14.2.12",
+    "@angular/animations": "^15.2.10",
     "@angular/cdk": "^14.2.7",
-    "@angular/common": "^14.2.12",
-    "@angular/compiler": "^14.2.12",
-    "@angular/core": "^14.2.12",
-    "@angular/forms": "^14.2.12",
+    "@angular/common": "^15.2.10",
+    "@angular/compiler": "^15.2.10",
+    "@angular/core": "^15.2.10",
+    "@angular/forms": "^15.2.10",
     "@angular/material": "^14.2.7",
-    "@angular/platform-browser": "^14.2.12",
-    "@angular/platform-browser-dynamic": "^14.2.12",
-    "@angular/router": "^14.2.12",
+    "@angular/platform-browser": "^15.2.10",
+    "@angular/platform-browser-dynamic": "^15.2.10",
+    "@angular/router": "^15.2.10",
     "@ngrx/component-store": "^14.3.3",
     "@ngrx/effects": "^14.3.2",
     "@ngrx/store": "^14.3.2",
@@ -76,4 +76,4 @@
     "tslib": "^2.3.0",
     "zone.js": "~0.11.4"
   }
-}
+}
\ No newline at end of file

spec/test.ts

@@ -17,13 +17,5 @@ getTestBed().initTestEnvironment(
   { teardown: { destroyAfterEach: true }},
 )
 
-declare const require: any
-
-const testContext = require.context('../src', true, /\.spec\.ts$/)
-testContext.keys().map(testContext)
-
-const workerCtx = require.context('../worker', true, /\.spec\.js$/)
-workerCtx.keys().map(workerCtx)
-
 // eslint-disable-next-line @typescript-eslint/no-var-requires
 require('../common/util.spec.js')