[tacacs]: use stg to apply patch

Signed-off-by: Guohan Lu <lguohan@gmail.com>

src/tacacs/nss/Makefile

@@ -4,27 +4,16 @@ SHELL = /bin/bash
 
 MAIN_TARGET = libnss-tacplus_$(NSS_TACPLUS_VERSION)_$(CONFIGURED_ARCH).deb
 
-GIT_APPLY = am
-ifneq (,$(filter $(CONFIGURED_ARCH), armhf arm64))
-# Workaround git am issue "Out of memory getdelim failed"
-GIT_APPLY = apply
-endif
-
 $(addprefix $(DEST)/, $(MAIN_TARGET)): $(DEST)/% :
 	# Obtain libnss-tacplus
 	rm -rf ./libnss-tacplus
 	git clone https://github.com/daveolson53/libnss-tacplus.git
 	pushd ./libnss-tacplus
-	git checkout -f 19008ab
+	git checkout -b test -f 19008ab
 
 	# Apply patch
-	git $(GIT_APPLY) ../0001-Modify-user-map-profile.patch
-	git $(GIT_APPLY) ../0002-Enable-modifying-local-user-permission.patch
-	git $(GIT_APPLY) ../0003-management-vrf-support.patch
-	git $(GIT_APPLY) ../0004-Skip-accessing-tacacs-servers-for-local-non-tacacs-u.patch
-	git $(GIT_APPLY) ../0005-libnss-Modify-parsing-of-IP-addr-and-port-number-str.patch
-	git $(GIT_APPLY) ../0006-fix-compiling-warning-about-token-dereference.patch
-	git $(GIT_APPLY) ../0007-Add-support-for-TACACS-source-address.patch
+	stg init
+	stg import -s ../patch/series
 
 	dpkg-buildpackage -rfakeroot -b -us -uc -j$(SONIC_CONFIG_MAKE_JOBS) --admindir $(SONIC_DPKG_ADMINDIR)
 	popd

src/tacacs/nss/patch/series

@@ -0,0 +1,7 @@
+0001-Modify-user-map-profile.patch
+0002-Enable-modifying-local-user-permission.patch
+0003-management-vrf-support.patch
+0004-Skip-accessing-tacacs-servers-for-local-non-tacacs-u.patch
+0005-libnss-Modify-parsing-of-IP-addr-and-port-number-str.patch
+0006-fix-compiling-warning-about-token-dereference.patch
+0007-Add-support-for-TACACS-source-address.patch