meta-ibm: witherspoon: gpio-monitor: drop symlink

Drop symlink and rename bbappend for phosphor-gpio-monitor.

Change-Id: I9ce1d62349752fcac56dd5ddb08b8dbb6395938e
Signed-off-by: Patrick Venture <venture@google.com>
diff --git a/meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor_%.bbappend b/meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor_%.bbappend
deleted file mode 120000
index 02a53b4..0000000
--- a/meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor_%.bbappend
+++ /dev/null
@@ -1 +0,0 @@
-phosphor-gpio-monitor.bbappend
\ No newline at end of file
diff --git a/meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor.bbappend b/meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor_%.bbappend
similarity index 100%
rename from meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor.bbappend
rename to meta-witherspoon/recipes-phosphor/gpio/phosphor-gpio-monitor_%.bbappend