tmp change IIF branch to test agains

Author: Affie

test/runtests.jl

@@ -70,14 +70,14 @@ if get(ENV, "IIF_TEST", "true") == "true"
         PackageSpec(;
             url = "https://github.com/JuliaRobotics/IncrementalInference.jl.git",
             subdir = "IncrementalInferenceTypes",
-            rev = "develop",
+            rev = "maint/abstract_types",
         ),
     )
     Pkg.add(
         PackageSpec(;
             url = "https://github.com/JuliaRobotics/IncrementalInference.jl.git",
             subdir = "IncrementalInference",
-            rev = "develop",
+            rev = "maint/abstract_types",
         ),
     )
     @info "------------------------------------------------------------------------"