Updated affiliation for @dblock. (#311)

Signed-off-by: Daniel (dB.) Doubrovkine <[email protected]>

Author: dblock

MAINTAINERS.md

@@ -6,7 +6,7 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 
 | Maintainer                | GitHub ID                                     | Affiliation  |
 | ------------------------- | --------------------------------------------- | ------------ |
-| Daniel Doubrovkine        | [dblock](https://github.com/dblock)           | Amazon       |
+| Daniel Doubrovkine        | [dblock](https://github.com/dblock)           | Independent  |
 | Harsha Vamsi Kalluri      | [harshavamsi](https://github.com/harshavamsi) | Amazon       |
 | Kim Pepper                | [kimpepper](https://github.com/kimpepper)     | PreviousNext |
 | Sai Medhini Reddy Maryada | [saimedhi](https://github.com/saimedhi)       | Amazon       |
@@ -17,4 +17,4 @@ This document contains a list of maintainers in this repo. See [opensearch-proje
 
 | Maintainer      | GitHub ID                                           | Affiliation |
 | --------------- | --------------------------------------------------- | ----------- |
-| Paul Borgermans | [paulborgermans](https://github.com/paulborgermans) | External    |
+| Paul Borgermans | [paulborgermans](https://github.com/paulborgermans) | Independent |