Change master branch references to main (#522)

.github/workflows/build_base.yml

@@ -5,18 +5,18 @@ name: Build base
 on:
   workflow_call:
     inputs:
-      CHECKOUT_TO: # This is the branch to checkout to. Defaults to 'master'
+      CHECKOUT_TO: # This is the branch to checkout to. Defaults to 'main'
         description: 'The branch/tag/commit to checkout to'
         required: true
-        default: ''
+        default: 'main'
         type: string
 
   workflow_dispatch:
     inputs:
-      CHECKOUT_TO: # This is the branch to checkout to. Defaults to 'master'
+      CHECKOUT_TO: # This is the branch to checkout to. Defaults to 'main'
         description: 'The branch/tag/commit to checkout to'
         required: true
-        default: ''
+        default: 'main'
 
 jobs:
   build:

.github/workflows/build_wazuh_dashboard_with_plugins.yml

@@ -29,12 +29,12 @@ on:
         type: string
         description: 'Branch/tag/commit of the wazuh-security-dashboards-plugin repository to build the security plugin'
         required: true
-        default: 'master'
+        default: 'main'
       reference_wazuh_plugins:
         type: string
         description: 'Branch/tag/commit of the wazuh-dashboard-plugins repository to build the main plugins'
         required: true
-        default: 'master'
+        default: 'main'
       is_stage:
         type: boolean
         description: 'Set production nomenclature'
@@ -67,11 +67,11 @@ on:
       reference_security_plugins:
         type: string
         required: true
-        default: 'master'
+        default: 'main'
       reference_wazuh_plugins:
         type: string
         required: true
-        default: 'master'
+        default: 'main'
       is_stage:
         type: boolean
         required: true