[officejs_test] Commit transaction after the first request

It seems ZODB is modified during the first access

bt5/officejs_test/TestTemplateItem/portal_components/test.erp5.testOfficeJSScenario.py

@@ -85,6 +85,7 @@ class TestOfficeJSScenario(testOfficeJSAppstoreMixin):
       title,
       description=description
     )
+    self.tic()
 
     ###################################
     ### Alarm: extract zip file
@@ -153,6 +154,8 @@ class TestOfficeJSScenario(testOfficeJSAppstoreMixin):
       response.getheader('Vary').replace(' ', ''),
       'Cookie,Authorization,Accept-Encoding'
     )
+    # First access to Base_getWebDocumentDrivenModificationDate writes in ZODB
+    self.tic()
 
 
     ###################################

bt5/officejs_test/TestTemplateItem/portal_components/test.erp5.testOfficeJSScenarioRjsUI.py

@@ -83,6 +83,7 @@ class TestOfficeJSScenario(testOfficeJSAppstoreMixin):
       import_file,
       title
     )
+    self.tic()
 
     ###################################
     ### Alarm: extract zip file
@@ -147,6 +148,8 @@ class TestOfficeJSScenario(testOfficeJSAppstoreMixin):
       response.getheader('Vary').replace(' ', ''),
       'Cookie,Authorization,Accept-Encoding'
     )
+    # First access to Base_getWebDocumentDrivenModificationDate writes in ZODB
+    self.tic()
 
 
     ###################################

bt5/officejs_test/TestTemplateItem/portal_components/test.erp5.testOfficeJSScenarioRjsUI.xml

@@ -45,11 +45,7 @@
         <item>
             <key> <string>text_content_warning_message</string> </key>
             <value>
-              <tuple>
-                <string>W:106, 28: Unused variable \'api_path\' (unused-variable)</string>
-                <string>W:106, 38: Unused variable \'api_query\' (unused-variable)</string>
-                <string>W:107,  6: Unused variable \'api_fragment\' (unused-variable)</string>
-              </tuple>
+              <tuple/>
             </value>
         </item>
         <item>