output/log: Removed pcie (Tilera) log vestiges

This commit removes the last remnants of the Tilera log output mechanism
(unsupported since 5.0.x).

(cherry picked from commit aa9ad56a5b)

src/util-logopenfile.c

@@ -575,7 +575,6 @@ SCConfLogOpenGeneric(ConfNode *conf,
     } else {
         SCLogError(SC_ERR_INVALID_YAML_CONF_ENTRY, "Invalid entry for "
                    "%s.filetype.  Expected \"regular\" (default), \"unix_stream\", "
-                   "\"pcie\" "
                    "or \"unix_dgram\"",
                    conf->name);
     }

src/util-logopenfile.h

@@ -33,10 +33,6 @@
 
 #include "suricata-plugin.h"
 
-typedef struct {
-    uint16_t fileno;
-} PcieFile;
-
 enum LogFileType { LOGFILE_TYPE_FILE,
                    LOGFILE_TYPE_SYSLOG,
                    LOGFILE_TYPE_UNIX_DGRAM,
@@ -60,7 +56,6 @@ typedef struct LogThreadedFileCtx_ {
 typedef struct LogFileCtx_ {
     union {
         FILE *fp;
-        PcieFile *pcie_fp;
         LogThreadedFileCtx *threads;
         void *plugin_data;
 #ifdef HAVE_LIBHIREDIS