add kcsdr_source to the readme

readme.md

@@ -328,6 +328,7 @@ Modules in beta are still included in releases for the most part but not enabled
 | hackrf_source        | Working    | libhackrf         | OPT_BUILD_HACKRF_SOURCE        | ✅              | ✅                     | ✅                         |
 | harogic_source       | Beta       | htra_api          | OPT_BUILD_HAROGIC_SOURCE       | ⛔              | ⛔                     | ✅                         |
 | hermes_source        | Beta       | -                 | OPT_BUILD_HERMES_SOURCE        | ✅              | ✅                     | ✅                         |
+| kcsdr_source         | Unfinished | libkcsdr          | OPT_BUILD_KCSDR_SOURCE         | ⛔              | ⛔                     | ⛔                         |
 | limesdr_source       | Working    | liblimesuite      | OPT_BUILD_LIMESDR_SOURCE       | ⛔              | ✅                     | ✅                         |
 | network_source       | Unfinished | -                 | OPT_BUILD_NETWORK_SOURCE       | ✅              | ✅                     | ⛔                         |
 | perseus_source       | Beta       | libperseus-sdr    | OPT_BUILD_PERSEUS_SOURCE       | ⛔              | ✅                     | ✅                         |