patch 8.1.2082: some files have a weird name to fit in 8.3 characters

Problem:    Some files have a weird name to fit in 8.3 characters.
Solution:   Use a nicer names.
diff --git a/src/Make_cyg_ming.mak b/src/Make_cyg_ming.mak
index 521ec3a..01f6233 100644
--- a/src/Make_cyg_ming.mak
+++ b/src/Make_cyg_ming.mak
@@ -764,7 +764,7 @@
 	$(OUTDIR)/os_mswin.o \
 	$(OUTDIR)/os_win32.o \
 	$(OUTDIR)/pathdef.o \
-	$(OUTDIR)/popupmnu.o \
+	$(OUTDIR)/popupmenu.o \
 	$(OUTDIR)/popupwin.o \
 	$(OUTDIR)/profiler.o \
 	$(OUTDIR)/quickfix.o \
@@ -1015,7 +1015,7 @@
 LFLAGS += -Wl,-Map=$(TARGET).map
 endif
 
-all: $(MAIN_TARGET) vimrun.exe xxd/xxd.exe tee/tee.exe install.exe uninstal.exe GvimExt/gvimext.dll
+all: $(MAIN_TARGET) vimrun.exe xxd/xxd.exe tee/tee.exe install.exe uninstall.exe GvimExt/gvimext.dll
 
 vimrun.exe: vimrun.c
 	$(CC) $(CFLAGS) -o vimrun.exe vimrun.c $(LIB)
@@ -1023,8 +1023,8 @@
 install.exe: dosinst.c
 	$(CC) $(CFLAGS) -o install.exe dosinst.c $(LIB) -lole32 -luuid
 
-uninstal.exe: uninstal.c
-	$(CC) $(CFLAGS) -o uninstal.exe uninstal.c $(LIB) -lole32
+uninstall.exe: uninstall.c
+	$(CC) $(CFLAGS) -o uninstall.exe uninstall.c $(LIB) -lole32
 
 ifeq ($(VIMDLL),yes)
 $(TARGET): $(OUTDIR) $(OBJ)
@@ -1068,7 +1068,7 @@
 	-$(DEL) $(OUTDIR)$(DIRSLASH)*.res
 	-$(DEL) $(OUTDIR)$(DIRSLASH)pathdef.c
 	-rmdir $(OUTDIR)
-	-$(DEL) $(MAIN_TARGET) vimrun.exe install.exe uninstal.exe
+	-$(DEL) $(MAIN_TARGET) vimrun.exe install.exe uninstall.exe
 ifdef PERL
 	-$(DEL) if_perl.c
 	-$(DEL) auto$(DIRSLASH)if_perl.c