Disable default features of gimli (#3208)

* Disable default features of `gimli`

For cranelift-less builds this avoids pulling in extra dependencies into
`gimli` that we don't need, improving build times slightly.

* Enable read features where necessary

crates/cranelift/Cargo.toml

@@ -20,7 +20,7 @@ cranelift-entity = { path = "../../cranelift/entity", version = "0.76.0" }
 cranelift-native = { path = '../../cranelift/native', version = '0.76.0' }
 wasmparser = "0.80.0"
 target-lexicon = "0.12"
-gimli = "0.25.0"
+gimli = { version = "0.25.0", default-features = false, features = ['read', 'std'] }
 object = { version = "0.26.0", default-features = false, features = ['write'] }
 more-asserts = "0.2.1"
 thiserror = "1.0.4"

crates/environ/Cargo.toml

@@ -21,7 +21,7 @@ serde = { version = "1.0.94", features = ["derive"] }
 log = { version = "0.4.8", default-features = false }
 more-asserts = "0.2.1"
 cfg-if = "1.0"
-gimli = "0.25.0"
+gimli = { version = "0.25.0", default-features = false, features = ['read'] }
 target-lexicon = "0.12"
 
 [badges]

crates/profiling/Cargo.toml

@@ -12,7 +12,7 @@ edition = "2018"
 [dependencies]
 anyhow = "1.0"
 cfg-if = "1.0"
-gimli = { version = "0.25.0", optional = true }
+gimli = { version = "0.25.0", optional = true, default-features = false }
 lazy_static = "1.4"
 libc = { version = "0.2.60", default-features = false }
 scroll = { version = "0.10.1", features = ["derive"], optional = true }