Update ODPI-C submodule URL so cloning from oss.oracle.com doesn't access GitHub

Christopher Jones · Christopher Jones · commit 61b858715865 · 2019-02-08T12:59:04.000+11:00
diff --git a/.gitmodules b/.gitmodules
@@ -1,3 +1,3 @@
 [submodule "odpi"]
 	path = odpi
-	url = https://github.com/oracle/odpi
+	url = ../odpi.git
