apps/nxdiag: Update nxdiag app due to script place changes

Nxdiag app build scripts updated due to changes to make diagnostic
tools independent from nxdiag app. Change aims that nxdiag app does
not a reqirement to fetch system information.

system/nxdiag/Makefile

@@ -22,7 +22,7 @@
 
 include $(APPDIR)/Make.defs
 
-NXTOOLSDIR = $(APPDIR)$(DELIM)tools
+NXTOOLSDIR = $(realpath $(TOPDIR))$(DELIM)tools
 NXDIAGDIR = $(APPDIR)$(DELIM)system$(DELIM)nxdiag
 
 # Sysinfo application info
@@ -68,41 +68,7 @@ endif
 # Espressif
 
 ifeq ($(CONFIG_SYSTEM_NXDIAG_ESPRESSIF),y)
-
-ARCH_ESP_HALDIR = $(TOPDIR)$(DELIM)arch$(DELIM)$(CONFIG_ARCH)$(DELIM)src$(DELIM)chip$(DELIM)esp-hal-3rdparty
-
-# If the esp-hal-3rdparty directory is not in the arch directory, then it can be
-# cloned to the nxdiag directory for debugging purposes.
-HALDIR := $(shell \
-	if [ -f $(ARCH_ESP_HALDIR)$(DELIM).git$(DELIM)index ]; then \
-		echo "$(ARCH_ESP_HALDIR)"; \
-	else \
-		echo "$(NXDIAGDIR)$(DELIM)esp-hal-3rdparty"; \
-	fi \
-)
-
-INFO_DEPS += espressif_prepare
-
-espressif_prepare:
-ifeq ($(HALDIR),$(ARCH_ESP_HALDIR))
-	@echo "Unshallowing Espressif HAL..."
-	(cd ${HALDIR} && git fetch && git fetch --tags)
-endif
-
-ifdef ESPTOOL_BINDIR
-NXDIAG_FLAGS += --espressif "$(ESPTOOL_BINDIR)" "$(HALDIR)"
-else
-NXDIAG_FLAGS += --espressif "$(TOPDIR)" "$(HALDIR)"
-endif
-
-ifeq ($(CONFIG_SYSTEM_NXDIAG_ESPRESSIF_CHIP),y)
-ifneq ($(CONFIG_SYSTEM_NXDIAG_ESPRESSIF_CHIP_WO_TOOL),y)
-NXDIAG_FLAGS += --espressif_chip
-else
-NXDIAG_FLAGS += --espressif_chip_runtime
-endif
-endif
-
+NXDIAG_FLAGS += "--target_info"
 endif
 
 # Common build
@@ -117,7 +83,7 @@ checkpython3:
 	fi
 
 sysinfo.h : checkpython3 $(INFO_DEPS)
-	@python3 $(NXTOOLSDIR)$(DELIM)host_sysinfo.py $(NXDIAG_FLAGS) > sysinfo.h
+	@python3 $(NXTOOLSDIR)$(DELIM)host_info_dump.py $(NXDIAG_FLAGS) > sysinfo.h
 	if ([ $$? -ne 0 ]); then \
 		echo "ERROR: Failed to generate sysinfo.h"; \
 		exit 1; \