update label

apps/remix-ide/src/blockchain/execution-context.js

@@ -220,7 +220,7 @@ export class ExecutionContext {
         cb()
       } else {
         web3.setProvider(oldProvider)
-        cb('Not possible to connect to the Web3 provider. Make sure the provider is running, a connection is open (via IPC or RPC) or that the provider plugin is properly configured.')
+        cb(`Not possible to connect to ${context}. Make sure the provider is running, a connection is open (via IPC or RPC) or that the provider plugin is properly configured.`)
       }
     })
   }

libs/remix-ui/helper/src/lib/helper-components.tsx

@@ -64,7 +64,7 @@ export const envChangeNotification = (env: { context: string, fork: string }, fr
     <span>
       { from + ' '}
       <span className="font-weight-bold text-warning">
-        is changing your environment to
+        set your environment to
       </span> {env && env.context}
     </span>
   </div>