Revert "Add feature ink-fuzz-tests to crates which are missing it"

This reverts commit e0ece29e.

crates/allocator/Cargo.toml

@@ -20,7 +20,3 @@ wee_alloc = { version = "0.4", default-features = false }
 [features]
 default = ["std"]
 std = []
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/env/Cargo.toml

@@ -60,7 +60,3 @@ std = [
     "blake2",
 ]
 ink-unstable-chain-extensions = []
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/lang/Cargo.toml

@@ -38,7 +38,3 @@ std = [
     "ink_lang_macro/std",
     "scale/std",
 ]
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/lang/codegen/Cargo.toml

@@ -36,7 +36,3 @@ std = [
     "either/use_std",
     "ir/std"
 ]
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/lang/ir/Cargo.toml

@@ -32,7 +32,3 @@ std = [
     "itertools/use_std",
     "either/use_std",
 ]
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/lang/macro/Cargo.toml

@@ -43,7 +43,3 @@ std = [
     "ink_lang_ir/std",
     "ink_primitives/std",
 ]
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/metadata/Cargo.toml

@@ -38,7 +38,3 @@ std = [
     "scale-info/std",
 ]
 derive = []
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/prelude/Cargo.toml

@@ -20,7 +20,3 @@ cfg-if = "1.0"
 [features]
 default = ["std"]
 std = []
-
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]

crates/primitives/Cargo.toml

@@ -32,10 +32,6 @@ std = [
     "scale-info/std",
 ]
 
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = ["std"]
-
 [[bench]]
 name = "bench"
 path = "benches/bench.rs"

crates/storage/derive/Cargo.toml

@@ -27,8 +27,3 @@ synstructure = "0.12.4"
 ink_primitives = { version = "3.0.0-rc2", path = "../../primitives" }
 ink_metadata = { version = "3.0.0-rc2", path = "../../metadata" }
 ink_storage = { version = "3.0.0-rc2", path = ".." }
-
-[features]
-# The feature is not yet utilized in this crate, but we need to add it
-# here already anyway, since the CI tries to execute fuzzing on each crate.
-ink-fuzz-tests = []