Add deps DS types to proto

This commit adds the deps data source types to the minder proto
definitions.

Signed-off-by: Adolfo García Veytia (Puerco) <puerco@stacklok.com>

proto/minder/v1/minder.proto

@@ -3820,9 +3820,20 @@ message DataSource {
     oneof driver {
         // rest is the REST data source driver.
         RestDataSource rest = 6;
+
+        // deps is the dependencies extractor data source driver.
+        DepsDataSource deps = 7;
     }
 }
 
+// DepsDataSource is the dependency data source driver
+message DepsDataSource {
+    message Def {
+    }
+
+    map<string, Def> def = 1;
+}
+
 // RestDataSource is the REST data source driver.
 message RestDataSource {
     message Def {
@@ -3924,4 +3935,4 @@ message DataSourceReference {
             max_len: 200,
         }
     ];
-}
+}