feat: update Angular dependencies to version 20.3.6 (ng-select#2706)

Co-authored-by: Pavan Kumar Jadda <17564080+pavankjadda@users.noreply.github.com>

Author: saibaburaavi

package.json

@@ -34,16 +34,16 @@
     ]
   },
   "dependencies": {
-    "@angular/animations": "^20.0.0",
-    "@angular/common": "^20.0.0",
-    "@angular/compiler": "^20.0.0",
-    "@angular/core": "^20.0.0",
-    "@angular/forms": "^20.0.0",
-    "@angular/localize": "^20.0.0",
-    "@angular/platform-browser": "^20.0.0",
-    "@angular/platform-browser-dynamic": "^20.0.0",
-    "@angular/router": "^20.0.0",
-    "@angular/ssr": "^20.3.0",
+    "@angular/animations": "^20.3.6",
+    "@angular/common": "^20.3.6",
+    "@angular/compiler": "^20.3.6",
+    "@angular/core": "^20.3.6",
+    "@angular/forms": "^20.3.6",
+    "@angular/localize": "^20.3.6",
+    "@angular/platform-browser": "^20.3.6",
+    "@angular/platform-browser-dynamic": "^20.3.6",
+    "@angular/router": "^20.3.6",
+    "@angular/ssr": "^20.3.6",
     "@ng-bootstrap/ng-bootstrap": "19.0.1",
     "@popperjs/core": "^2.11.8",
     "bootstrap": "^5.3.7",
@@ -57,10 +57,10 @@
     "@angular-eslint/eslint-plugin-template": "20.1.1",
     "@angular-eslint/schematics": "20.1.1",
     "@angular-eslint/template-parser": "20.1.1",
-    "@angular/build": "^20.0.0",
-    "@angular/cli": "^20.0.0",
-    "@angular/compiler-cli": "^20.0.0",
-    "@angular/language-service": "^20.0.0",
+    "@angular/build": "^20.3.6",
+    "@angular/cli": "^20.3.6",
+    "@angular/compiler-cli": "^20.3.6",
+    "@angular/language-service": "^20.3.6",
     "@semantic-release/changelog": "^6.0.3",
     "@stackblitz/sdk": "^1.11.0",
     "@types/jasmine": "~5.1.8",