vendor: update all dependencies

vendor/github.com/a8m/tree/compileall.sh

@@ -5,10 +5,23 @@ go tool dist list >/dev/null || {
     exit 0
 }
 
+failures=0
 while read -r line; do
     parts=(${line//\// })
     export GOOS=${parts[0]}
     export GOARCH=${parts[1]}
-    echo Try GOOS=${GOOS} GOARCH=${GOARCH}
-    go install
+    if go tool compile -V >/dev/null 2>&1 ; then
+        echo Try GOOS=${GOOS} GOARCH=${GOARCH}
+        if ! go install; then
+            echo "*** Failed compiling GOOS=${GOOS} GOARCH=${GOARCH}"
+            failures=$((failures+1))
+        fi
+    else
+        echo Skipping GOOS=${GOOS} GOARCH=${GOARCH} as not supported
+    fi
 done < <(go tool dist list)
+
+if [ $failures -ne 0 ]; then
+    echo "*** $failures compile failures"
+    exit 1
+fi