tests: worktree::refs: convert spaces to tabs

tests/worktree/refs.c

@@ -107,28 +107,28 @@ void test_worktree_refs__set_head_fails_when_already_checked_out(void)
 
 void test_worktree_refs__delete_fails_for_checked_out_branch(void)
 {
-       git_reference *branch;
+	git_reference *branch;
 
-       cl_git_pass(git_branch_lookup(&branch, fixture.repo,
-               "testrepo-worktree", GIT_BRANCH_LOCAL));
-       cl_git_fail(git_branch_delete(branch));
+	cl_git_pass(git_branch_lookup(&branch, fixture.repo,
+		    "testrepo-worktree", GIT_BRANCH_LOCAL));
+	cl_git_fail(git_branch_delete(branch));
 
-       git_reference_free(branch);
+	git_reference_free(branch);
 }
 
 void test_worktree_refs__delete_succeeds_after_pruning_worktree(void)
 {
-       git_reference *branch;
-       git_worktree *worktree;
+	git_reference *branch;
+	git_worktree *worktree;
 
-       cl_git_pass(git_worktree_lookup(&worktree, fixture.repo, fixture.worktreename));
-       cl_git_pass(git_worktree_prune(worktree, GIT_WORKTREE_PRUNE_VALID));
-       git_worktree_free(worktree);
+	cl_git_pass(git_worktree_lookup(&worktree, fixture.repo, fixture.worktreename));
+	cl_git_pass(git_worktree_prune(worktree, GIT_WORKTREE_PRUNE_VALID));
+	git_worktree_free(worktree);
 
-       cl_git_pass(git_branch_lookup(&branch, fixture.repo,
-               "testrepo-worktree", GIT_BRANCH_LOCAL));
-       cl_git_pass(git_branch_delete(branch));
-       git_reference_free(branch);
+	cl_git_pass(git_branch_lookup(&branch, fixture.repo,
+		    "testrepo-worktree", GIT_BRANCH_LOCAL));
+	cl_git_pass(git_branch_delete(branch));
+	git_reference_free(branch);
 }
 
 void test_worktree_refs__creating_refs_uses_commondir(void)