Revert "Add return types to test methods"

This reverts commit 83fb6826ee.

tests/Unit/Models/Company/CompanyTest.php

@@ -7,7 +7,7 @@ use Tests\TestCase;
 
 final class CompanyTest extends TestCase
 {
-    public function testACompanyCanHaveUsers(): void
+    public function testACompanyCanHaveUsers()
     {
         $company = Company::factory()->create();
         $user = User::factory()

tests/Unit/Models/Company/GetIdForCurrentUserTest.php

@@ -8,7 +8,7 @@ use Tests\TestCase;
 
 final class GetIdForCurrentUserTest extends TestCase
 {
-    public function testReturnsProvidedValueWhenFullCompanySupportDisabled(): void
+    public function testReturnsProvidedValueWhenFullCompanySupportDisabled()
     {
         $this->settings->disableMultipleFullCompanySupport();
 
@@ -16,7 +16,7 @@ final class GetIdForCurrentUserTest extends TestCase
         $this->assertEquals(1000, Company::getIdForCurrentUser(1000));
     }
 
-    public function testReturnsProvidedValueForSuperUsersWhenFullCompanySupportEnabled(): void
+    public function testReturnsProvidedValueForSuperUsersWhenFullCompanySupportEnabled()
     {
         $this->settings->enableMultipleFullCompanySupport();
 
@@ -24,7 +24,7 @@ final class GetIdForCurrentUserTest extends TestCase
         $this->assertEquals(2000, Company::getIdForCurrentUser(2000));
     }
 
-    public function testReturnsNonSuperUsersCompanyIdWhenFullCompanySupportEnabled(): void
+    public function testReturnsNonSuperUsersCompanyIdWhenFullCompanySupportEnabled()
     {
         $this->settings->enableMultipleFullCompanySupport();
 
@@ -32,7 +32,7 @@ final class GetIdForCurrentUserTest extends TestCase
         $this->assertEquals(2000, Company::getIdForCurrentUser(1000));
     }
 
-    public function testReturnsProvidedValueForNonSuperUserWithoutCompanyIdWhenFullCompanySupportEnabled(): void
+    public function testReturnsProvidedValueForNonSuperUserWithoutCompanyIdWhenFullCompanySupportEnabled()
     {
         $this->settings->enableMultipleFullCompanySupport();
 

tests/Unit/Models/Labels/FieldOptionTest.php

@@ -9,7 +9,7 @@ use Tests\TestCase;
 
 final class FieldOptionTest extends TestCase
 {
-    public function testItDisplaysAssignedToProperly(): void
+    public function testItDisplaysAssignedToProperly()
     {
         // "assignedTo" is a "special" value that can be used in the new label engine
         $fieldOption = FieldOption::fromString('Assigned To=assignedTo');