fix(scenario): qgis-installation-finder accept if_not_found value warning and not warn.

Author: florentfougeres

examples/scenarios/demo-scenario-http.qdt.yml

@@ -24,7 +24,7 @@ steps:
         - "3.32"
       search_paths:
         - "%PROGRAMFILES%/QGIS"
-      if_not_found: warn
+      if_not_found: warning
 
   - name: Download profiles from remote git repository
     uses: qprofiles-downloader

examples/scenarios/demo-scenario.qdt.yml

@@ -29,7 +29,7 @@ steps:
         - "3.32"
       search_paths:
         - "%PROGRAMFILES%/QGIS"
-      if_not_found: warn
+      if_not_found: warning
 
   - name: Download profiles from remote git repository
     uses: qprofiles-downloader