t/t5532-fetch-proxy.sh: use the $( ... ) construct for command substitution

[git] / t / t5100 / patch0016--no-inbody-headers

---
diff --git a/foo b/foo
index e69de29..d95f3ad 100644
--- a/foo
+++ b/foo
@@ -0,0 +1 @@
+content