gcc-11 is no longer available in Debian testing

Bypass-Presubmit-Reason: no presubmits
Change-Id: I7f14bea60ab8e0e537e648a13a9e7d0a0926d54e
diff --git a/install-prereqs.sh b/install-prereqs.sh
index 80d325e..1d4019a 100755
--- a/install-prereqs.sh
+++ b/install-prereqs.sh
@@ -47,8 +47,6 @@
     llvm-16-tools
     gcc
     g++
-    gcc-11
-    g++-11
     libelf-dev
     libftdi1
     libftdi1-dev