t4206-log-follow-harder-copies: 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/t4206-log-follow-harder-copies.sh

@@ -16,29 +16,29 @@ Line 2
 Line 3
 '
 
-test_expect_success \
-    'add a file path0 and commit.' \
-    'git add path0 &&
-     git commit -m "Add path0"'
+test_expect_success 'add a file path0 and commit.' '
+	git add path0 &&
+	git commit -m "Add path0"
+'
 
 echo >path0 'New line 1
 New line 2
 New line 3
 '
-test_expect_success \
-    'Change path0.' \
-    'git add path0 &&
-     git commit -m "Change path0"'
+test_expect_success 'Change path0.' '
+	git add path0 &&
+	git commit -m "Change path0"
+'
 
 cat <path0 >path1
-test_expect_success \
-    'copy path0 to path1.' \
-    'git add path1 &&
-     git commit -m "Copy path1 from path0"'
+test_expect_success 'copy path0 to path1.' '
+	git add path1 &&
+	git commit -m "Copy path1 from path0"
+'
 
-test_expect_success \
-    'find the copy path0 -> path1 harder' \
-    'git log --follow --name-status --pretty="format:%s"  path1 > current'
+test_expect_success 'find the copy path0 -> path1 harder' '
+	git log --follow --name-status --pretty="format:%s"  path1 > current
+'
 
 cat >expected <<\EOF
 Copy path1 from path0
@@ -51,8 +51,8 @@ Add path0
 A	path0
 EOF
 
-test_expect_success \
-    'validate the output.' \
-    'compare_diff_patch current expected'
+test_expect_success 'validate the output.' '
+	compare_diff_patch current expected
+'
 
 test_done