cmd: gpt: solve issue for swap and rename command

don't use prettyprint_part_size() in create_gpt_partitions_list()
that avoid to align offset and size to 1 MiB and increase precision for
start and size.
This patch avoid the risk to change partition size and lost data during
rename or swap.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Acked-by: Stephen Warren <swarren@nvidia.com>
Tested-by: Stephen Warren <swarren@nvidia.com>
diff --git a/test/py/tests/test_gpt.py b/test/py/tests/test_gpt.py
index b7adc10..b9b5e5f 100644
--- a/test/py/tests/test_gpt.py
+++ b/test/py/tests/test_gpt.py
@@ -132,12 +132,8 @@
     output = u_boot_console.run_command('gpt read host 0')
     assert 'name second' in output
     output = u_boot_console.run_command('part list host 0')
-    assert '0x00000800	0x000007ff	"first"' in output
-    assert '0x00001000	0x000017ff	"second"' in output
-    # command error here because 'end LBA' (column 2) change after rename
-    # (previous value can be found in test_gpt_read)
-    # "first" 0xa00 => 0x7ff : it is an invalid value < start LBA !
-    # "seconf" 0x1200 => 0x17ff : size is increasing !
+    assert '0x00000800	0x00000a00	"first"' in output
+    assert '0x00001000	0x00001200	"second"' in output
 
 @pytest.mark.boardspec('sandbox')
 @pytest.mark.buildconfigspec('cmd_gpt')
@@ -149,12 +145,12 @@
 
     u_boot_console.run_command('host bind 0 ' + state_disk_image.path)
     output = u_boot_console.run_command('part list host 0')
-    assert '0x00000800	0x000007ff	"first"' in output
-    assert '0x00001000	0x000017ff	"second"' in output
+    assert '0x00000800	0x00000a00	"first"' in output
+    assert '0x00001000	0x00001200	"second"' in output
     u_boot_console.run_command('gpt swap host 0 first second')
     output = u_boot_console.run_command('part list host 0')
-    assert '0x00000800	0x000007ff	"second"' in output
-    assert '0x00001000	0x000017ff	"first"' in output
+    assert '0x00000800	0x00000a00	"second"' in output
+    assert '0x00001000	0x00001200	"first"' in output
 
 @pytest.mark.boardspec('sandbox')
 @pytest.mark.buildconfigspec('cmd_gpt')