Update submodule URLs

.gitmodules

@@ -4,16 +4,16 @@
 
 [submodule "source/efdp"]
 	path = source/efdp
-	url = https://gitlab.eclipse.org/eclipsefdn/emo-team/policies/development-process.git
+	url = git@gitlab.eclipse.org:eclipse/vhant/development-process.git
 	branch = 1.11
     ignore = dirty
 [submodule "source/efsp"]
 	path = source/efsp
-	url = https://gitlab.eclipse.org/eclipsefdn/emo-team/policies/specification-process.git
+	url = git@gitlab.eclipse.org:eclipse/vhant/specification-process.git
 	branch = version_1_3
     ignore = dirty
 [submodule "source/guidelines"]
 	path = source/guidelines
-	url = https://gitlab.eclipse.org/eclipsefdn/emo-team/policies/project-guidelines.git
+	url = git@gitlab.eclipse.org:eclipsefdn/emo-team/policies/project-guidelines.git
 	branch = main
     ignore = dirty