chore: upgrade node to 24.x LTS (#13004)

Upgrade node to `24.12` LTS

FIxes https://github.com/chatwoot/chatwoot/issues/12546
Fixes https://linear.app/chatwoot/issue/CW-5707/nodejs-23-reached-eol

.circleci/config.yml

@@ -76,7 +76,7 @@ jobs:
             bundle install
 
       - node/install:
-          node-version: '23.7'
+          node-version: '24.12'
       - node/install-pnpm
       - node/install-packages:
           pkg-manager: pnpm
@@ -117,7 +117,7 @@ jobs:
     steps:
       - checkout
       - node/install:
-          node-version: '23.7'
+          node-version: '24.12'
       - node/install-pnpm
       - node/install-packages:
           pkg-manager: pnpm
@@ -148,7 +148,7 @@ jobs:
     steps:
       - checkout
       - node/install:
-          node-version: '23.7'
+          node-version: '24.12'
       - node/install-pnpm
       - node/install-packages:
           pkg-manager: pnpm