deps: Revert some version requirements (#110)

Signed-off-by: Andy Lok <[email protected]>

Author: andylokandy

minitrace-macro/Cargo.toml

@@ -15,7 +15,8 @@ keywords = ["tracing", "span", "datadog", "jaeger", "opentracing"]
 proc-macro = true
 
 [dependencies]
-syn = { version = "1", features = ["full", "parsing", "extra-traits", "proc-macro", "visit-mut"] }
+# The macro `quote_spanned!` is added to syn in 1.0.84
+syn = { version = "1.0.84", features = ["full", "parsing", "extra-traits", "proc-macro", "visit-mut"] }
 quote = "1"
 proc-macro2 = "1"
 proc-macro-error = "1"

minitrace/Cargo.toml

@@ -23,6 +23,8 @@ once_cell = "1"
 retain_mut = "0.1"
 
 [dev-dependencies]
+# The procedural macro `trace` only supports async-trait higher than 0.1.52
+async-trait = "0.1.52"
 criterion = { version = "0.3", features = ["html_reports"] }
 crossbeam = "0.8"
 minitrace-jaeger = { path = "../minitrace-jaeger" }
@@ -37,7 +39,6 @@ tracing-core = "0.1"
 tracing-subscriber = "0.2"
 rand = "0.8"
 futures = "0.3"
-async-trait = "0.1"
 futures-timer = "3"
 mockall = "0.11"