Simplifies cargo deny configuration

deny.toml

@@ -1,10 +1,3 @@
-[advisories]
-vulnerability = "deny"
-unmaintained = "warn"
-yanked = "warn"
-notice = "warn"
-ignore = []
-
 [licenses]
 unlicensed = "deny"
 allow = [
@@ -13,15 +6,8 @@ allow = [
     "Apache-2.0 WITH LLVM-exception",
     "CECILL-B"
 ]
-copyleft = "deny"
 allow-osi-fsf-free = "either"
 default = "deny"
-confidence-threshold = 0.8
-exceptions = [
-    # Optional dependency (from sophia_api)
-    { allow = ["MPL-2.0"], name = "resiter", version = "*" }
-
-]
 
 [[licenses.clarify]]
 name = "ring"
@@ -31,13 +17,6 @@ license-files = [
     { path = "LICENSE", hash = 0xbd0eed23 }
 ]
 
-[bans]
-multiple-versions = "warn"
-wildcards = "deny"
-highlight = "all"
-
 [sources]
 unknown-registry = "deny"
-unknown-git = "deny"
-allow-registry = ["https://github.com/rust-lang/crates.io-index"]