Fix missing and extra spacing

spec/models/budget/heading_spec.rb

@@ -32,16 +32,16 @@ describe Budget::Heading do
 
     it "Doesn't allow population <= 0" do
       heading = create(:budget_heading, group: group, name: 'Population is > 0')
-      
+
       heading.population = 0
       expect(heading).not_to be_valid
-      
+
       heading.population = -10
       expect(heading).not_to be_valid
-      
+
       heading.population = 10
       expect(heading).to be_valid
-    end 
+    end
   end
 
 end

spec/models/poll/booth_assignment_spec.rb

@@ -4,26 +4,26 @@ describe :booth_assignment do
   let(:poll){create(:poll)}
   let(:booth){create(:poll_booth)}
   let(:booth1){create(:poll_booth)}
-  
+
   it "should check if there are shifts" do
     assignment_with_shifts = create(:poll_booth_assignment, poll: poll, booth: booth)
     assignment_without_shifts = create(:poll_booth_assignment, poll: poll, booth: booth1)
     officer = create(:poll_officer)
     create(:poll_officer_assignment, officer: officer, booth_assignment: assignment_with_shifts)
-    create(:poll_shift, booth: booth, officer: officer)    
-    
+    create(:poll_shift, booth: booth, officer: officer)
+
     expect(assignment_with_shifts.shifts?).to eq(true)
-    expect(assignment_without_shifts.shifts?).to eq(false)    
+    expect(assignment_without_shifts.shifts?).to eq(false)
   end
-  
+
   it "should delete shifts associated to booth assignments" do
     assignment = create(:poll_booth_assignment, poll: poll, booth: booth)
     officer = create(:poll_officer)
     create(:poll_officer_assignment, officer: officer, booth_assignment: assignment)
     create(:poll_shift, booth: booth, officer: officer)
-    
+
     assignment.destroy
-    
+
     expect(Poll::Shift.all.count).to eq(0)
   end
 end