Update repositories.txt (#6000)

twstokes · web-flow · commit 23dbfad536d7 · 2025-02-27T17:52:33.000Z
diff --git a/repositories.txt b/repositories.txt
@@ -7831,3 +7831,4 @@ https://github.com/dac1e/Dcf77Receiver
 https://github.com/ImSpeddy/L298Nlib
 https://github.com/4211421036/githubiot
 https://github.com/christosneg/concurrentPID.git
+https://github.com/twstokes/flipdotmatrix
