fix up

Author: Takashiidobe

libc-test/semver/android.txt

@@ -3237,7 +3237,6 @@ getprotobyname
 getprotobynumber
 getpwnam
 getpwnam_r
-getpwent
 getpwuid
 getpwuid_r
 getresgid
@@ -3620,7 +3619,6 @@ setlogmask
 setns
 setpgid
 setpriority
-setpwent
 setregid
 setresgid
 setresuid

src/unix/linux_like/android/mod.rs

@@ -3570,9 +3570,6 @@ safe_f! {
 }
 
 extern "C" {
-    pub fn setpwent();
-    pub fn endpwent();
-    pub fn getpwent() -> *mut passwd;
     pub fn setgrent();
     pub fn endgrent();
     pub fn getgrent() -> *mut ::group;