Auto merge of #4432 - potocpav:patch-1, r=matklad

Correct a paragraph

The previous formulation was incorrect in the descriptions of the `x` and `y` version numbers.

Author: bors

src/doc/specifying-dependencies.md

@@ -47,10 +47,10 @@ be allowed with them:
 ^0 := >=0.0.0 <1.0.0
 ```
 
-While SemVer says that there is no compatibility before 1.0.0, many programmers
-treat a `0.x.y` release in the same way as a `1.x.y` release: that is, `y` is
-incremented for bugfixes, and `x` is incremented for new features. As such,
-Cargo considers a `0.x.y` and `0.x.z` version, where `z > y`, to be compatible.
+This compatibility convention is different from SemVer in the way it treats 
+versions before 1.0.0. While SemVer says there is no compatibility before 
+1.0.0, Cargo considers `0.x.y` to be compatible with `0.x.z`, where `y ≥ z` 
+and `x > 0`.
 
 ## Tilde requirements