Revert "Enable ecmd-pdbg for openbmc"

This reverts commit cdda494596425d01a8fa5e68c428546cc12b67bc.

cdda494 breaks the build with errors like:

meson.build:89:2: ERROR: Problem encountered: git submodule update of
ecmd : FAILED

in the do_configure task.

A closer inspection of the build process for ecmd-pdbg shows that it
does not support offline builds (it attempts to fetch source code and
provides no alternative for offline builds) - this is not supported when
building with yocto.  To build with yocto, anything requiring network
access must be done in do_fetch.

(From meta-openpower rev: b8c25333b8045b1d576c2e0ef472d9e7260c32ad)

Change-Id: I27464cb386e2cff75aa7374e103bef24341842b2
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/meta-openpower/recipes-phosphor/packagegroups/packagegroup-op-apps.bb b/meta-openpower/recipes-phosphor/packagegroups/packagegroup-op-apps.bb
index 902f38b..04a3fbb 100644
--- a/meta-openpower/recipes-phosphor/packagegroups/packagegroup-op-apps.bb
+++ b/meta-openpower/recipes-phosphor/packagegroups/packagegroup-op-apps.bb
@@ -49,5 +49,4 @@
 RDEPENDS_${PN}-system = " \
         pdbg \
         croserver \
-        ecmd-pdbg \
-        "
\ No newline at end of file
+        "