Update 1 repositories.txt (#4280)

siroshy · web-flow · commit 99df1f34d8cf · 2024-03-28T14:33:46.000Z
diff --git a/repositories.txt b/repositories.txt
@@ -6818,3 +6818,4 @@ https://github.com/AntonioPrevitali/ApSDM120
 https://github.com/SNP-FIT/snp-light
 https://github.com/MOMIZICH/PBEnhancer
 https://github.com/MOMIZICH/OneShot
+https://github.com/siroshy/SerialTerminalIO
