treewide: replace LEDE_GIT with PROJECT_GIT

Remove LEDE_GIT references in favor to the new name-agnostic
PROJECT_GIT variable.

Signed-off-by: Jo-Philipp Wich <jo@mein.io>

package/network/services/odhcpd/Makefile

@@ -12,7 +12,7 @@ PKG_RELEASE:=1
 PKG_VERSION:=1.3
 
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL=$(LEDE_GIT)/project/odhcpd.git
+PKG_SOURCE_URL=$(PROJECT_GIT)/project/odhcpd.git
 PKG_SOURCE_DATE:=2017-12-22
 PKG_SOURCE_VERSION:=7aa2594c5a127d92fa8f04328ac7b43e595bcaa7
 PKG_MIRROR_HASH:=67ce9303ce2f7a47ca9c54e1ebd984f108066ab0fa4e0d81f39a9cfc2431f90b

package/network/services/relayd/Makefile

@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=relayd
 PKG_RELEASE:=2
 
-PKG_SOURCE_URL=$(LEDE_GIT)/project/relayd.git
+PKG_SOURCE_URL=$(PROJECT_GIT)/project/relayd.git
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_DATE:=2016-02-07
 PKG_SOURCE_VERSION:=ad0b25ad74345d367c62311e14b279f5ccb8ef13

package/network/services/uhttpd/Makefile

@@ -11,7 +11,7 @@ PKG_NAME:=uhttpd
 PKG_RELEASE:=1
 
 PKG_SOURCE_PROTO:=git
-PKG_SOURCE_URL=$(LEDE_GIT)/project/uhttpd.git
+PKG_SOURCE_URL=$(PROJECT_GIT)/project/uhttpd.git
 PKG_SOURCE_DATE:=2017-11-04
 PKG_SOURCE_VERSION:=a235636a2687fafb9c474e4b134a59ff66425c92
 PKG_MIRROR_HASH:=626392a485e8ab8085bb55d9424b176be9143529db59a820a7de71061a93a007

package/network/services/umdns/Makefile

@@ -10,7 +10,7 @@ include $(TOPDIR)/rules.mk
 PKG_NAME:=umdns
 PKG_RELEASE:=1
 
-PKG_SOURCE_URL=$(LEDE_GIT)/project/mdnsd.git
+PKG_SOURCE_URL=$(PROJECT_GIT)/project/mdnsd.git
 PKG_SOURCE_PROTO:=git
 PKG_SOURCE_DATE:=2018-01-02
 PKG_SOURCE_VERSION:=78974417e182a3de8f78b7d73366ec0c98396b6c