Remove the 'Factory' time zone by not processing the 'factory' file.

The factory file (and Factory time zone) was meant as a way to say
"not configured" that would give a clear error when running date(1).
For us it would just look like UTC, so it is of no value.

Bug: 2997381
Change-Id: I1a4b85dce97d1d9370b22ba79e8fe5dafff56541
diff --git a/libc/tools/zoneinfo/generate b/libc/tools/zoneinfo/generate
index 2059abd..ab2617f 100755
--- a/libc/tools/zoneinfo/generate
+++ b/libc/tools/zoneinfo/generate
@@ -24,7 +24,7 @@
 print 'Found bionic in %s...' % bionic_dir
-regions = ['africa', 'antarctica', 'asia', 'australasia', 'backward', 'etcetera', 'europe', 'factory', 'northamerica', 'southamerica']
+regions = ['africa', 'antarctica', 'asia', 'australasia', 'backward', 'etcetera', 'europe', 'northamerica', 'southamerica']
 def current_tzdata_version():
diff --git a/libc/zoneinfo/zoneinfo.dat b/libc/zoneinfo/zoneinfo.dat
index 7799255..82d6b9c 100644
--- a/libc/zoneinfo/zoneinfo.dat
+++ b/libc/zoneinfo/zoneinfo.dat
Binary files differ
diff --git a/libc/zoneinfo/zoneinfo.idx b/libc/zoneinfo/zoneinfo.idx
index 507ae7a..2268706 100644
--- a/libc/zoneinfo/zoneinfo.idx
+++ b/libc/zoneinfo/zoneinfo.idx
Binary files differ