Release bpf-tools v1.20

Author: dmakarov

build.sh

@@ -23,7 +23,7 @@ rm -rf out
 mkdir -p out
 pushd out
 
-git clone --single-branch --branch bpf-tools-v1.19 https://github.com/solana-labs/rust.git
+git clone --single-branch --branch bpf-tools-v1.20 https://github.com/solana-labs/rust.git
 echo "$( cd rust && git rev-parse HEAD )  https://github.com/solana-labs/rust.git" >> version.md
 
 git clone --single-branch --branch rust-1.56.0 https://github.com/rust-lang/cargo.git
@@ -38,7 +38,7 @@ OPENSSL_STATIC=1 cargo build --release
 popd
 
 if [[ "${HOST_TRIPLE}" != "x86_64-pc-windows-msvc" ]] ; then
-    git clone --single-branch --branch bpf-tools-v1.19 https://github.com/solana-labs/newlib.git
+    git clone --single-branch --branch bpf-tools-v1.20 https://github.com/solana-labs/newlib.git
     echo "$( cd newlib && git rev-parse HEAD )  https://github.com/solana-labs/newlib.git" >> version.md
     mkdir -p newlib_build
     mkdir -p newlib_install