unix: remove extra trailing newlines in zsyscall_openbsd_*.go

These newlines are written by mksyscall.go but should not appear in the final
generated files once the output is passed through gofmt.  This is done by
mkall.sh but I had written a custom script just to generate these openbsd
zsyscall files in CL 468095.

Running the mksyscall.go output through gofmt fixes this issue.

Fixes golang/go#64820

Change-Id: I1b1bf55145bd5a5208e091ded24a973f953c479f
GitHub-Last-Rev: 514272bd56a9bfbcf1ff1e787aece426e235da37
GitHub-Pull-Request: golang/sys#183
Reviewed-on: https://go-review.googlesource.com/c/sys/+/551715
Reviewed-by: Tobias Klauser <tobias.klauser@gmail.com>
Reviewed-by: Carlos Amedee <carlos@golang.org>
Run-TryBot: Jorropo <jorropo.pgm@gmail.com>
TryBot-Result: Gopher Robot <gobot@golang.org>
Reviewed-by: Than McIntosh <thanm@google.com>
LUCI-TryBot-Result: Go LUCI <golang-scoped@luci-project-accounts.iam.gserviceaccount.com>
diff --git a/unix/zsyscall_openbsd_386.go b/unix/zsyscall_openbsd_386.go
index a1d0615..9dc4241 100644
--- a/unix/zsyscall_openbsd_386.go
+++ b/unix/zsyscall_openbsd_386.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-
diff --git a/unix/zsyscall_openbsd_amd64.go b/unix/zsyscall_openbsd_amd64.go
index 5b2a740..0d3a075 100644
--- a/unix/zsyscall_openbsd_amd64.go
+++ b/unix/zsyscall_openbsd_amd64.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-
diff --git a/unix/zsyscall_openbsd_arm.go b/unix/zsyscall_openbsd_arm.go
index f6eda13..c39f777 100644
--- a/unix/zsyscall_openbsd_arm.go
+++ b/unix/zsyscall_openbsd_arm.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-
diff --git a/unix/zsyscall_openbsd_arm64.go b/unix/zsyscall_openbsd_arm64.go
index 55df20a..57571d0 100644
--- a/unix/zsyscall_openbsd_arm64.go
+++ b/unix/zsyscall_openbsd_arm64.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-
diff --git a/unix/zsyscall_openbsd_mips64.go b/unix/zsyscall_openbsd_mips64.go
index 8c1155c..e62963e 100644
--- a/unix/zsyscall_openbsd_mips64.go
+++ b/unix/zsyscall_openbsd_mips64.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-
diff --git a/unix/zsyscall_openbsd_ppc64.go b/unix/zsyscall_openbsd_ppc64.go
index 7cc80c5..0083135 100644
--- a/unix/zsyscall_openbsd_ppc64.go
+++ b/unix/zsyscall_openbsd_ppc64.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-
diff --git a/unix/zsyscall_openbsd_riscv64.go b/unix/zsyscall_openbsd_riscv64.go
index 0688737..79029ed 100644
--- a/unix/zsyscall_openbsd_riscv64.go
+++ b/unix/zsyscall_openbsd_riscv64.go
@@ -2297,5 +2297,3 @@
 var libc_unveil_trampoline_addr uintptr
 
 //go:cgo_import_dynamic libc_unveil unveil "libc.so"
-
-