Make has(android/termux) return true in vim

packages/vim/build.sh

@@ -7,6 +7,7 @@ TERMUX_PKG_RECOMMENDS="diffutils"
 # vim should only be updated every 50 releases on multiples of 50.
 # Update both vim and vim-python to the same version in one PR.
 TERMUX_PKG_VERSION=8.2.2800
+TERMUX_PKG_REVISION=1
 TERMUX_PKG_SRCURL="https://github.com/vim/vim/archive/v${TERMUX_PKG_VERSION}.tar.gz"
 TERMUX_PKG_SHA256=14bda51b9a21c992b5ab39e9ac0f1306717f6a1aacf6892d87d0fb1a40865cf7
 TERMUX_PKG_EXTRA_CONFIGURE_ARGS="

packages/vim/src-evalfunc.c.patch

@@ -0,0 +1,13 @@
+diff --git a/src/evalfunc.c b/src/evalfunc.c
+index 16d9be3..cec0e4f 100644
+--- a/src/evalfunc.c
++++ b/src/evalfunc.c
+@@ -4922,6 +4922,8 @@ f_has(typval_T *argvars, typval_T *rettv)
+ 		0
+ #endif
+ 		},
++	{"android", 1},
++	{"termux", 1},
+ 	{"fname_case",
+ #ifndef CASE_INSENSITIVE_FILENAME
+ 		1