CompatHelper: bump compat for AdvancedHMC to 0.8 for package test, (keep existing compat) (#389)

Co-authored-by: CompatHelper Julia <[email protected]>
Co-authored-by: Penelope Yong <[email protected]>
Co-authored-by: Hong Ge <[email protected]>

Author: 4 people

test/Project.toml

@@ -28,7 +28,7 @@ Tracker = "9f7883ad-71c0-57eb-9f7f-b5c9e6d3789c"
 
 [compat]
 AbstractMCMC = "5"
-AdvancedHMC = "0.6, 0.7"
+AdvancedHMC = "0.6, 0.7, 0.8"
 ChainRulesTestUtils = "0.7, 1"
 ChangesOfVariables = "0.1"
 Combinatorics = "1.0.2"