Update README.md

Co-authored-by: Laurențiu Nicola <[email protected]>

README.md

@@ -75,7 +75,7 @@ RINEX Standards
 |  Antenna (ATX)             | :heavy_check_mark:| :construction:      | :construction:   |:construction: | Antenna calibration data | Sorted by `antex::Antenna` |
 |  Ionosphere Maps  (IONEX)  | :heavy_check_mark:|  :construction:     | :heavy_check_mark:  :chart_with_upwards_trend: |:construction: | Ionosphere Electron density | Epoch iteration |
 |  SINEX  (SNX)              | :construction:    |  :construction:     | :heavy_minus_sign:   |:construction: | SINEX are special RINEX, they are managed by a dedicated [core library](sinex/) | Epoch iteration |
-|  Troposphere  (TRO)        | :construction:    |  :construction:     | :question:           |:construction: | Troposphere modelization | Epoch iteration | 
+|  Troposphere  (TRO)        | :construction:    |  :construction:     | :question:           |:construction: | Troposphere modeling | Epoch iteration | 
 |  Bias  (BIA)               | :heavy_check_mark: |  :construction:    | :question:           |:construction: | Bias estimates, like DCB.. | Epoch iteration | 
 
 :heavy_check_mark: means all revisions supported