Reformat the table

README.md

@@ -16,36 +16,35 @@ The `global-workflow` depends on the following prerequisities to be available on
 
 The `global-workflow` currently supports the following machines at the indicated tier.
 
-+----------------+------+--------------------------------------------+
 | HPC            | Tier | Notes                                      |
-+================+======+============================================+
+| -------------- |:----:|:------------------------------------------:|
 | WCOSS2         | 1    | GEFS testing is not regularly performed.   |
 | NCO            |      | GFS weakly coupled DA is not currently     |
 |                |      | supported.                                 |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | Hera           | 1    |                                            |
 | NOAA RDHPCS    |      |                                            |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | Hercules       | 1    | Currently does not support the TC Tracker. |
 | MSU            |      |                                            |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | Orion          | 2    | The GSI runs very slowly on Orion.         |
 | MSU            |      |                                            |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | Gaea C5/C6     | 3    | Currently non-operational following an OS  |
 | RDHPCS         |      | upgrade.  Supported by EPIC.               |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | Jet            | 3    | Supported by NESDIS.  Supports GSI-based   |
 | RDHPCS         |      | DA only.                                   |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | S4             | 3    | Currently non-operational following an OS  |
 | U of Wisc/SSEC |      | upgrade.  Supported by NESDIS.  Supports   |
 |                |      | GSI-based DA only.                         |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 | AWS, GCP, Azure| 3    | Supported by EPIC.                         |
 | NOAA Parallel  |      |                                            |
 | Works          |      |                                            |
-+----------------+------+--------------------------------------------+
+| -------------- |:----:|:------------------------------------------:|
 
 Tier Definitions
 ----------------