Added versions to @ngx-translate/core based on the compatibility table at https://github.com/ngx-translate/core#installation

Author: SubJunk

README.md

@@ -51,28 +51,34 @@ Check out our current openings and apply via [Stream's website](https://getstrea
 
 ### Install with NPM
 
-Run the following command if you are using **Angular 16** or **Angular 15**:
+Run the following command if you are using **Angular 16**:
 
 ```shell
 npm install stream-chat-angular stream-chat @ngx-translate/core
 ```
 
+Run the following command if you are using **Angular 15**:
+
+```shell
+npm install stream-chat-angular stream-chat @ngx-translate/core@14
+```
+
 Run the following command if you are using **Angular 14**:
 
 ```shell
-npm install stream-chat-angular stream-chat @ngx-translate/core ngx-popperjs@14
+npm install stream-chat-angular stream-chat @ngx-translate/core@14 ngx-popperjs@14
 ```
 
 Run the following command if you are using **Angular 13**:
 
 ```shell
-npm install stream-chat-angular stream-chat @ngx-translate/core [email protected] ngx-popperjs@13 --legacy-peer-deps
+npm install stream-chat-angular stream-chat @ngx-translate/core@13 [email protected] ngx-popperjs@13 --legacy-peer-deps
 ```
 
 Run this command if you are using **Angular 12**:
 
 ```shell
-npm install stream-chat-angular stream-chat @ngx-translate/core [email protected] ngx-popperjs@12 --legacy-peer-deps
+npm install stream-chat-angular stream-chat @ngx-translate/core@13 [email protected] ngx-popperjs@12 --legacy-peer-deps
 ```
 
 ## Sample App