Print the rust version when building bpf programs (#16181) (#16182)

(cherry picked from commit abada56ba1)

# Conflicts:
#	sdk/bpf/scripts/install.sh

Co-authored-by: Justin Starry <justin@solana.com>

sdk/bpf/scripts/install.sh

@@ -192,7 +192,18 @@ if [[ ! -e rust-bpf-sysroot-$version.md || ! -e rust-bpf-sysroot ]]; then
   if [[ $exitcode -ne 0 ]]; then
     exit 1
   fi
+<<<<<<< HEAD
   touch rust-bpf-sysroot-$version.md
+=======
+  touch bpf-tools-$version.md
+  set -ex
+  ./bpf-tools/rust/bin/rustc --version
+  ./bpf-tools/rust/bin/rustc --print sysroot
+  set +e
+  rustup toolchain uninstall bpf
+  set -e
+  rustup toolchain link bpf bpf-tools/rust
+>>>>>>> abada56ba... Print the rust version when building bpf programs (#16181)
 fi
 
 exit 0