chore: remove unnecessary loop variable captures (#22180)

Since Go 1.22, the loop variable capture issue is resolved. Variables
declared by for loops are now per-iteration rather than per-loop, making
the 'v := v' pattern unnecessary.

enterprise/coderd/prebuilds/membership_test.go

@@ -60,14 +60,10 @@ func TestReconcileAll(t *testing.T) {
 	}
 
 	for _, tc := range tests {
-		tc := tc
 		includePreset := tc.includePreset
 		for _, preExistingOrgMembership := range tc.preExistingOrgMembership {
-			preExistingOrgMembership := preExistingOrgMembership
 			for _, preExistingGroup := range tc.preExistingGroup {
-				preExistingGroup := preExistingGroup
 				for _, preExistingGroupMembership := range tc.preExistingGroupMembership {
-					preExistingGroupMembership := preExistingGroupMembership
 					t.Run(tc.name, func(t *testing.T) {
 						t.Parallel()
 

enterprise/coderd/schedule/template_test.go

@@ -1268,7 +1268,6 @@ func TestTemplateUpdatePrebuilds(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
 			t.Parallel()
 

enterprise/coderd/workspaces_test.go

@@ -2750,7 +2750,6 @@ func TestPrebuildUpdateLifecycleParams(t *testing.T) {
 	}
 
 	for _, tc := range cases {
-		tc := tc
 		t.Run(tc.name, func(t *testing.T) {
 			t.Parallel()