cleanup markdown docs across multiple files (#14296)

enable markdown-linter

docs/bucket/versioning/DESIGN.md

@@ -3,10 +3,10 @@
 ## Description of `xl.meta`
 
 `xl.meta` is a new self describing backend format used by MinIO to support AWS S3 compatible versioning.
-This file is the source of truth for each `version` at rest. `xl.meta` is a msgpack file serialized from a 
+This file is the source of truth for each `version` at rest. `xl.meta` is a msgpack file serialized from a
 well defined data structure. To understand `xl.meta` here are the few things to start with
 
-`xl.meta` carries first 8 bytes an XL header which describes the current format and the format version, 
+`xl.meta` carries first 8 bytes an XL header which describes the current format and the format version,
 allowing the unmarshaller's to automatically use the right data structures to parse the subsequent content in the stream.
 
 ### v1.0
@@ -43,6 +43,7 @@ Therefore, the metadata is wrapped as a binary array for easy skipping.
 - DeleteMarker (a versionId to capture the DELETE sequences implemented primarily for AWS spec compatibility)
 
 A sample msgpack-JSON `xl.meta`, you can debug the content inside `xl.meta` using [xl-meta.go](https://github.com/minio/minio/tree/master/docs/debugging#decoding-metadata) program.
+
 ```json
 {
   "Versions": [
@@ -92,7 +93,7 @@ Version 1.3 introduces changes to help with [faster metadata reads and updates](
 | versions        | msgp int                    | Number of versions following
 | header_1        | msgp bin array              | Header of version 1
 | metadata_1      | msgp bin array              | Metadata of version 1
-| ...header_n     | msgp bin array              | Header of last version 
+| ...header_n     | msgp bin array              | Header of last version
 | ...metadata_n   | msgp bin array              | Metadata of last version
 
 Each header contains a mspg array (tuple) encoded object:
@@ -102,11 +103,11 @@ xlHeaderVersion version == 1:
 ```
 //msgp:tuple xlMetaV2VersionHeader
 type xlMetaV2VersionHeader struct {
-	VersionID [16]byte  // Version UUID, raw.
-	ModTime   int64     // Unix nanoseconds.
-	Signature [4]byte   // Signature of metadata.
-	Type      uint8     // Type if the version
-	Flags     uint8
+ VersionID [16]byte  // Version UUID, raw.
+ ModTime   int64     // Unix nanoseconds.
+ Signature [4]byte   // Signature of metadata.
+ Type      uint8     // Type if the version
+ Flags     uint8
 }
 ```
 
@@ -114,9 +115,9 @@ The following flags are defined:
 
 ```
 const (
-	FreeVersion = 1 << 0
-	UsesDataDir = 1 << 1
-	InlineData  = 1 << 2
+ FreeVersion = 1 << 0
+ UsesDataDir = 1 << 1
+ InlineData  = 1 << 2
 )
 ```