misc: Remove the osmocom/core/process.h include

The osmo_daemonize moved from process.h to application.h (that
is already included), remove the process.h include.
diff --git a/openbsc/src/gprs/gb_proxy_main.c b/openbsc/src/gprs/gb_proxy_main.c
index 028f989..ee8a870 100644
--- a/openbsc/src/gprs/gb_proxy_main.c
+++ b/openbsc/src/gprs/gb_proxy_main.c
@@ -36,7 +36,6 @@
 #include <osmocom/core/talloc.h>
 #include <osmocom/core/select.h>
 #include <osmocom/core/rate_ctr.h>
-#include <osmocom/core/process.h>
 
 #include <openbsc/signal.h>
 #include <openbsc/debug.h>
diff --git a/openbsc/src/osmo-bsc/osmo_bsc_main.c b/openbsc/src/osmo-bsc/osmo_bsc_main.c
index 7d5d835..c9ae975 100644
--- a/openbsc/src/osmo-bsc/osmo_bsc_main.c
+++ b/openbsc/src/osmo-bsc/osmo_bsc_main.c
@@ -30,7 +30,6 @@
 
 #include <osmocom/core/application.h>
 #include <osmocom/core/talloc.h>
-#include <osmocom/core/process.h>
 #include <osmocom/gsm/protocol/gsm_12_21.h>
 
 #include <osmocom/sccp/sccp.h>
diff --git a/openbsc/src/osmo-bsc_mgcp/mgcp_main.c b/openbsc/src/osmo-bsc_mgcp/mgcp_main.c
index 921fa09..d5de406 100644
--- a/openbsc/src/osmo-bsc_mgcp/mgcp_main.c
+++ b/openbsc/src/osmo-bsc_mgcp/mgcp_main.c
@@ -40,7 +40,6 @@
 #include <osmocom/core/application.h>
 #include <osmocom/core/msgb.h>
 #include <osmocom/core/talloc.h>
-#include <osmocom/core/process.h>
 #include <osmocom/core/select.h>
 
 #include <osmocom/vty/telnet_interface.h>
diff --git a/openbsc/src/osmo-bsc_nat/bsc_nat.c b/openbsc/src/osmo-bsc_nat/bsc_nat.c
index 9ed8e58..445f459 100644
--- a/openbsc/src/osmo-bsc_nat/bsc_nat.c
+++ b/openbsc/src/osmo-bsc_nat/bsc_nat.c
@@ -47,7 +47,6 @@
 
 #include <osmocom/core/application.h>
 #include <osmocom/core/talloc.h>
-#include <osmocom/core/process.h>
 
 #include <osmocom/gsm/gsm0808.h>
 #include <osmocom/gsm/protocol/gsm_08_08.h>
diff --git a/openbsc/src/osmo-nitb/bsc_hack.c b/openbsc/src/osmo-nitb/bsc_hack.c
index fc67a4d..9693dc4 100644
--- a/openbsc/src/osmo-nitb/bsc_hack.c
+++ b/openbsc/src/osmo-nitb/bsc_hack.c
@@ -32,7 +32,6 @@
 #include <openbsc/db.h>
 #include <osmocom/core/application.h>
 #include <osmocom/core/select.h>
-#include <osmocom/core/process.h>
 #include <openbsc/debug.h>
 #include <openbsc/e1_input.h>
 #include <osmocom/core/talloc.h>