CompatHelper: bump compat for OMEinsum to 0.7, (keep existing compat)

Author: CompatHelper Julia

Project.toml

@@ -16,7 +16,7 @@ CUDA = "3"
 FFTW = "1"
 Flux = "0.12, 0.13"
 NNlib = "0.8"
-OMEinsum = "0.6"
+OMEinsum = "0.6, 0.7"
 julia = "1.6"
 
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