build: bump MTKBase compat

Author: AayushSabharwal

lib/ModelingToolkitTearing/Project.toml

@@ -25,7 +25,7 @@ BipartiteGraphs = "0.1.3"
 CommonSolve = "0.2"
 DocStringExtensions = "0.7, 0.8, 0.9"
 Graphs = "1"
-ModelingToolkitBase = "1.0.0"
+ModelingToolkitBase = "1.2.0"
 Moshi = "0.3"
 OffsetArrays = "1"
 OrderedCollections = "1.8.1"