Add resize2fs to fsck_exec file context

- This allows init to access it.

Bug: 149039306
Test: Flash and confirm that file system can run resize2fs when metadata_csum is enabled.
Change-Id: Id91d8fb6800b254b12eaf93a0e8cb019b55d2702
diff --git a/private/file_contexts b/private/file_contexts
index 0a0d3c9..b694baf 100644
--- a/private/file_contexts
+++ b/private/file_contexts
@@ -212,6 +212,7 @@
 /system/bin/fsck_msdos	--	u:object_r:fsck_exec:s0
 /system/bin/tcpdump	--	u:object_r:tcpdump_exec:s0
 /system/bin/tune2fs	--	u:object_r:fsck_exec:s0
+/system/bin/resize2fs	--	u:object_r:fsck_exec:s0
 /system/bin/toolbox	--	u:object_r:toolbox_exec:s0
 /system/bin/toybox	--	u:object_r:toolbox_exec:s0
 /system/bin/ld\.mc              u:object_r:rs_exec:s0