remove example

mag/user_analog_proj_example.mag

diff --git a/mag/user_analog_proj_example.mag b/mag/user_analog_proj_example.mag
deleted file mode 100644
index dca1a32..0000000
--- a/mag/user_analog_proj_example.mag
+++ /dev/null
@@ -1,13 +0,0 @@
-magic
-tech sky130A
-magscale 1 2
-timestamp 1620310959
-use example_por  example_por_0
-timestamp 1620310959
-transform -1 0 11285 0 1 -14
-box 0 0 11344 8338
-use example_por  example_por_1
-timestamp 1620310959
-transform 1 0 14132 0 1 -22
-box 0 0 11344 8338
-<< end >>