Update .gitmodules

Co-authored-by: Tom Grigg <[email protected]>

Author: abgruszecki

.gitmodules

@@ -192,4 +192,4 @@
 	url = https://github.com/dotty-staging/cask.git
 [submodule "community-build/community-projects/psbp"]
 	path = community-build/community-projects/psbp
-	url = git@github.com:PSBP-Library/psbp-library.github.io.git
+	url = https://github.com/PSBP-Library/psbp-library.github.io.git