fix: organize repos

Author: iansseijelly

.gitmodules

@@ -156,10 +156,10 @@
 	url = https://github.com/ucb-bar/zephyr.git
 [submodule "software/tacit_decoder"]
 	path = software/tacit_decoder
-	url = https://github.com/ucb-bar/tacit_decoder.git
+	url = https://github.com/riscv-tacit/tacit_decoder.git
 [submodule "generators/tacit"]
 	path = generators/tacit
-	url = https://github.com/ucb-bar/tacit.git
+	url = https://github.com/riscv-tacit/tacit.git
 [submodule "generators/radiance"]
 	path = generators/radiance
 	url = https://github.com/ucb-bar/radiance.git