Use the precise number of approvals when constructing RawOrgin::Members (#9647)

* Use the precise number of approvals when constructing RawOrgin::Members

Close #9604

* Split out tests.rs

* Add a test for dispatching with yes votes instead of voting threshold

* Simplify tests

- Also add copyright header.

* Remove unused hex_literal::hex in collective tests

* Extract the helper function record()

* Try fixing ci

* Add a test case with only two votes

* Nit

* Fix typo

substrate/frame/collective/Cargo.toml

@@ -25,9 +25,6 @@ frame-support = { version = "4.0.0-dev", default-features = false, path = "../su
 frame-system = { version = "4.0.0-dev", default-features = false, path = "../system" }
 log = { version = "0.4.14", default-features = false }
 
-[dev-dependencies]
-hex-literal = "0.3.1"
-
 [features]
 default = ["std"]
 std = [