bump ClimaComms compat

Author: juliasloan25

Project.toml

@@ -41,7 +41,7 @@ ArtifactWrappers = "0.2"
 BSON = "0.3.9"
 CSV = "0.10.14"
 CUDA = "5.5"
-ClimaComms = "0.6"
+ClimaComms = "0.6.2"
 ClimaCore = "0.14.19"
 ClimaDiagnostics = "0.2.10"
 ClimaParams = "0.10.2"