Update IntegrationTest workflow (#32)

Author: mtfishman

.github/workflows/IntegrationTest.yml

@@ -5,19 +5,23 @@ on:
     branches:
       - 'main'
     tags: '*'
+    paths:
+      - 'Project.toml'
   pull_request:
+    paths:
+      - 'Project.toml'
 
 jobs:
   integration-test:
     name: "IntegrationTest"
     strategy:
        matrix:
          repo:
+           - 'ITensor/UnallocatedArrays.jl'
+           - 'ITensor/TensorAlgebra.jl'
            - 'ITensor/BlockSparseArrays.jl'
            - 'ITensor/DerivableInterfaces.jl'
            - 'ITensor/NamedDimsArrays.jl'
-           - 'ITensor/TensorAlgebra.jl'
-           - 'ITensor/UnallocatedArrays.jl'
     uses: "ITensor/ITensorActions/.github/workflows/IntegrationTest.yml@main"
     with:
       localregistry: "https://github.com/ITensor/ITensorRegistry.git"