errors: Remove old comments
diff --git a/include/git2/errors.h b/include/git2/errors.h
index 8563438..fa39a67 100644
--- a/include/git2/errors.h
+++ b/include/git2/errors.h
@@ -20,25 +20,12 @@ GIT_BEGIN_DECL
typedef enum {
GIT_SUCCESS = 0,
GIT_ERROR = -1,
-
- /** Input does not exist in the scope searched. */
GIT_ENOTFOUND = -3,
-
- /** A reference with this name already exists */
GIT_EEXISTS = -23,
-
- /** The given integer literal is too large to be parsed */
GIT_EOVERFLOW = -24,
-
- /** The given short oid is ambiguous */
GIT_EAMBIGUOUS = -29,
-
- /** Skip and passthrough the given ODB backend */
GIT_EPASSTHROUGH = -30,
-
- /** The buffer is too short to satisfy the request */
GIT_ESHORTBUFFER = -32,
-
GIT_EREVWALKOVER = -33,
} git_error_t;