linux_like: add F_SEAL_EXEC

This flag has been introduced in Linux kernel 6.3:
torvalds/linux@6fd7353

(backport <#4316>)
(cherry picked from commit 61c4a0a)

Author: lucab

libc-test/build.rs

@@ -4255,7 +4255,9 @@ fn test_linux(target: &str) {
             | "F_SEAL_SEAL"
             | "F_SEAL_SHRINK"
             | "F_SEAL_GROW"
-            | "F_SEAL_WRITE" => true,
+            | "F_SEAL_WRITE"
+            | "F_SEAL_FUTURE_WRITE"
+            | "F_SEAL_EXEC" => true,
             // The `ARPHRD_CAN` is tested in the `linux_if_arp.rs` tests
             // because including `linux/if_arp.h` causes some conflicts:
             "ARPHRD_CAN" => true,

libc-test/semver/android.txt

@@ -685,6 +685,7 @@ F_OFD_SETLK
 F_OFD_SETLKW
 F_OK
 F_RDLCK
+F_SEAL_EXEC
 F_SEAL_GROW
 F_SEAL_SEAL
 F_SEAL_SHRINK

libc-test/semver/linux.txt

@@ -864,6 +864,7 @@ F_OFD_GETLK
 F_OFD_SETLK
 F_OFD_SETLKW
 F_RDLCK
+F_SEAL_EXEC
 F_SEAL_FUTURE_WRITE
 F_SEAL_GROW
 F_SEAL_SEAL

src/unix/linux_like/android/mod.rs

@@ -1305,6 +1305,7 @@ pub const F_TLOCK: c_int = 2;
 pub const F_ULOCK: c_int = 0;
 
 pub const F_SEAL_FUTURE_WRITE: c_int = 0x0010;
+pub const F_SEAL_EXEC: c_int = 0x0020;
 
 pub const IFF_LOWER_UP: c_int = 0x10000;
 pub const IFF_DORMANT: c_int = 0x20000;

src/unix/linux_like/linux/mod.rs

@@ -2770,6 +2770,7 @@ pub const F_TLOCK: c_int = 2;
 pub const F_ULOCK: c_int = 0;
 
 pub const F_SEAL_FUTURE_WRITE: c_int = 0x0010;
+pub const F_SEAL_EXEC: c_int = 0x0020;
 
 pub const IFF_LOWER_UP: c_int = 0x10000;
 pub const IFF_DORMANT: c_int = 0x20000;