t7101-reset-empty-subdirs: modernize test format

Some tests still use the old format with four spaces indentation.
Standardize the tests to the new format with tab indentation.

Signed-off-by: John Cai <[email protected]>
Signed-off-by: Junio C Hamano <[email protected]>

Author: john-cai

t/t7101-reset-empty-subdirs.sh

@@ -10,57 +10,57 @@ TEST_PASSES_SANITIZE_LEAK=true
 . "$TEST_DIRECTORY"/lib-diff-data.sh
 
 test_expect_success 'creating initial files' '
-     mkdir path0 &&
-     COPYING_test_data >path0/COPYING &&
-     git add path0/COPYING &&
-     git commit -m add -a
+	mkdir path0 &&
+	COPYING_test_data >path0/COPYING &&
+	git add path0/COPYING &&
+	git commit -m add -a
 '
 
 test_expect_success 'creating second files' '
-     mkdir path1 &&
-     mkdir path1/path2 &&
-     COPYING_test_data >path1/path2/COPYING &&
-     COPYING_test_data >path1/COPYING &&
-     COPYING_test_data >COPYING &&
-     COPYING_test_data >path0/COPYING-TOO &&
-     git add path1/path2/COPYING &&
-     git add path1/COPYING &&
-     git add COPYING &&
-     git add path0/COPYING-TOO &&
-     git commit -m change -a
+	mkdir path1 &&
+	mkdir path1/path2 &&
+	COPYING_test_data >path1/path2/COPYING &&
+	COPYING_test_data >path1/COPYING &&
+	COPYING_test_data >COPYING &&
+	COPYING_test_data >path0/COPYING-TOO &&
+	git add path1/path2/COPYING &&
+	git add path1/COPYING &&
+	git add COPYING &&
+	git add path0/COPYING-TOO &&
+	git commit -m change -a
 '
 
 test_expect_success 'resetting tree HEAD^' '
-     git reset --hard HEAD^
+	git reset --hard HEAD^
 '
 
 test_expect_success 'checking initial files exist after rewind' '
-     test -d path0 &&
-     test -f path0/COPYING
+	test -d path0 &&
+	test -f path0/COPYING
 '
 
 test_expect_success 'checking lack of path1/path2/COPYING' '
-    ! test -f path1/path2/COPYING
+	! test -f path1/path2/COPYING
 '
 
 test_expect_success 'checking lack of path1/COPYING' '
-    ! test -f path1/COPYING
+	! test -f path1/COPYING
 '
 
 test_expect_success 'checking lack of COPYING' '
-     ! test -f COPYING
+	! test -f COPYING
 '
 
 test_expect_success 'checking checking lack of path1/COPYING-TOO' '
-     ! test -f path0/COPYING-TOO
+	! test -f path0/COPYING-TOO
 '
 
 test_expect_success 'checking lack of path1/path2' '
-     ! test -d path1/path2
+	! test -d path1/path2
 '
 
 test_expect_success 'checking lack of path1' '
-     ! test -d path1
+	! test -d path1
 '
 
 test_done