MDL-59395 report_log: removed unnecessary Behat javascript tags

Reverts the original fix for the failing Behat tests and solves
it in a better way - it is now faster!

Part of MDL-59290.

report/log/tests/behat/filter_log.feature

@@ -17,7 +17,6 @@ Feature: In a report, admin can filter log data
       | student1 | C1 | student |
     And I log in as "admin"
 
-  @javascript
   Scenario: Filter log report for standard and legacy log reader
     Given I navigate to "Manage log stores" node in "Site administration > Plugins > Logging"
     And I click on "Enable" "link" in the "Legacy log" "table_row"
@@ -42,7 +41,6 @@ Feature: In a report, admin can filter log data
     And I should see "user login"
     And I should not see "Nothing to display"
 
-  @javascript
   Scenario: Filter log report for standard log reader
     Given I am on "Course 1" course homepage
     And I navigate to course participants
@@ -57,7 +55,6 @@ Feature: In a report, admin can filter log data
     And I press "Get these logs"
     Then I should see "User logged in as another user"
 
-  @javascript
   Scenario: Filter log report for legacy log reader
     Given I navigate to "Manage log stores" node in "Site administration > Plugins > Logging"
     And I click on "Enable" "link" in the "Legacy log" "table_row"

report/log/tests/behat/user_log.feature

@@ -33,19 +33,17 @@ Feature: User can view activity log.
     And I press "Save changes"
     And I log out
 
-  @javascript
   Scenario: View Todays' and all log report for user
     Given I log in as "teacher1"
     And I am on "Course 1" course homepage
     And I navigate to course participants
-    And I click on "img.userpicture" "css_element" in the "Student 1" "table_row"
+    And I follow "Student 1"
     When I follow "Today's logs"
     And I should see "Assignment: Test assignment name"
     And I follow "Student 1"
     And I follow "All logs"
     Then I should see "Assignment: Test assignment name"
 
-  @javascript
   Scenario: No log reader enabled should be visible when no log store enabled.
     Given I log in as "admin"
     And I navigate to "Manage log stores" node in "Site administration > Plugins > Logging"
@@ -54,7 +52,7 @@ Feature: User can view activity log.
     And I log in as "teacher1"
     And I am on "Course 1" course homepage
     And I navigate to course participants
-    And I click on "img.userpicture" "css_element" in the "Student 1" "table_row"
+    And I follow "Student 1"
     When I follow "Today's logs"
     And I should see "No log reader enabled"
     And I follow "Student 1"