Revert "Use gcc-10.2 for beremiz-ide."

This reverts commit 5814aadb.

software/beremiz-ide/software.cfg

@@ -24,7 +24,6 @@ extends =
   ../../component/opencv/buildout.cfg
   ../../component/tesseract/buildout.cfg
   ../../component/xterm/buildout.cfg
-  ../../component/gcc/buildout.cfg
   ../../stack/monitor/buildout.cfg
   ../../stack/nxdtest.cfg
   ./buildout.hash.cfg
@@ -37,12 +36,10 @@ parts +=
   xterm
   instance
   xdpyinfo
-  gcc-10.2
 
 [gcc]
 # Always build GCC for Fortran (see openblas).
-#max_version = 0
-part = gcc-10.2
+max_version = 0
 
 [python]
 # Beremiz works with python2.7 for now, the code is not yet upgraded for python3
@@ -163,7 +160,6 @@ context =
     key xterm_location xterm:location
     key x11vnc_location x11vnc:location
     key wmctrl_location wmctrl:location
-    key gcc_location gcc-10.2:location
 
 [template-instance-beremiz]
 <= download-template