Remove outdated hotfixes [Linux]

data/hotfixes/linux/hotfix-makefile-enable-ra-and-ts.patch

@@ -1,11 +0,0 @@
---- a/Makefile
-+++ b/Makefile
-@@ -388,6 +388,8 @@
- 	@$(INSTALL_PROGRAM) MaxMind.Db.dll "$(DATA_INSTALL_DIR)"
- 	@$(INSTALL_PROGRAM) SmarIrc4net.dll "$(DATA_INSTALL_DIR)"
- 
-+	@$(CP_R) mods/ra "$(DATA_INSTALL_DIR)/mods/"
-+	@$(CP_R) mods/ts "$(DATA_INSTALL_DIR)/mods/"
- ifneq ($(UNAME_S),Darwin)
- 	@$(CP) *.sh "$(DATA_INSTALL_DIR)"
- endif

data/hotfixes/linux/hotfix-makefile-readlink.patch

@@ -1,14 +0,0 @@
---- a/Makefile
-+++ b/Makefile
-@@ -427,9 +427,9 @@
- 	@echo 'cd "$(gameinstalldir)"' >> openra
- # Note: this relies on the non-standard -f flag implemented by gnu readlink
- ifeq ($(DEBUG), $(filter $(DEBUG),false no n off 0))
--	@echo 'mono OpenRA.Game.exe Engine.LaunchPath="$(readlink -f $0)" "$$@"' >> openra
-+	@echo 'mono OpenRA.Game.exe Engine.LaunchPath="$$(readlink -f $$0)" "$$@"' >> openra
- else
--	@echo 'mono --debug OpenRA.Game.exe Engine.LaunchPath="$(readlink -f $0)" "$$@"' >> openra
-+	@echo 'mono --debug OpenRA.Game.exe Engine.LaunchPath="$$(readlink -f $$0)" "$$@"' >> openra
- endif
- 	@echo 'if [ $$? != 0 -a $$? != 1 ]' >> openra
- 	@echo 'then' >> openra