Update src_ga4.yml

Author: tjscarr

models/staging/ga4/src_ga4.yml

@@ -2,7 +2,7 @@ version: 2
 
 sources:
   - name: ga4
-    database: "{{env_var('DBT_PROJECT')}}" 
+    database: "{{env_var('DBT_GA4_PROJECT')}}" 
     schema: "{{env_var('DBT_GA4_ID')}}" 
     tables:
       - name: events