style fix: remove trailing spaces

src/core/ngx_log.c

diff --git a/src/core/ngx_log.c b/src/core/ngx_log.c
index 2828712..725d341 100644
--- a/src/core/ngx_log.c
+++ b/src/core/ngx_log.c
@@ -233,7 +233,7 @@
                                   NGX_FILE_DEFAULT_ACCESS);
 
     if (ngx_stderr.fd == NGX_INVALID_FILE) {
-        ngx_event_log(ngx_errno, 
+        ngx_event_log(ngx_errno,
                       "Could not open error log file: "
                       ngx_open_file_n " \"" NGX_ERROR_LOG_PATH "\" failed");
         return NULL;

src/os/win32/ngx_process.c

diff --git a/src/os/win32/ngx_process.c b/src/os/win32/ngx_process.c
index f16b827..bd49340 100644
--- a/src/os/win32/ngx_process.c
+++ b/src/os/win32/ngx_process.c
@@ -124,7 +124,7 @@
         }
 
         break;
- 
+
     case WAIT_TIMEOUT:
         ngx_log_error(NGX_LOG_ALERT, cycle->log, 0,
                       "the event \"%s\" was not signaled for 5s",

src/os/win32/ngx_shmem.c

diff --git a/src/os/win32/ngx_shmem.c b/src/os/win32/ngx_shmem.c
index 12837f7..667e37e 100644
--- a/src/os/win32/ngx_shmem.c
+++ b/src/os/win32/ngx_shmem.c
@@ -18,7 +18,7 @@
         return NGX_ERROR;
     }
 
-    ngx_sprintf(name, "%V_%s%Z", &shm->name, ngx_unique); 
+    ngx_sprintf(name, "%V_%s%Z", &shm->name, ngx_unique);
 
     ngx_set_errno(0);