Fix musl build: remove invalid except clause for non-existent http-post-stream export

ober

3cc1faa4cfb5fa275600f5e253d65385ba30c6a0

diff --git a/lib/jcode/provider/provider.sls b/lib/jcode/provider/provider.sls
index 2fda444..1aa8be8 100644
--- a/lib/jcode/provider/provider.sls
+++ b/lib/jcode/provider/provider.sls
@@ -9,10 +9,10 @@
     (except (chezscheme) make-hash-table hash-table? iota \x31;+ \x31;-
       getenv path-extension path-absolute? thread? make-mutex
       mutex? mutex-name)
-    (std text json) (except (std net request) http-post-stream)
-    (std net tls-rustls) (std net tcp) (std misc string)
-    (std misc retry) (jcode core log) (jcode core message)
-    (jerboa core) (jerboa runtime))
+    (std text json) (std net request) (std net tls-rustls)
+    (std net tcp) (std misc string) (std misc retry)
+    (jcode core log) (jcode core message) (jerboa core)
+    (jerboa runtime))
   (def logger (make-logger "provider"))
   (def *api-retry-policy* (make-retry-policy 3 1.0 30.0 #t))
   (def (retryable-error? e)
diff --git a/src/jcode/provider/provider.ss b/src/jcode/provider/provider.ss
index 6bd2999..e0074ea 100644
--- a/src/jcode/provider/provider.ss
+++ b/src/jcode/provider/provider.ss
@@ -8,7 +8,7 @@
         provider-model)
 
 (import :std/text/json
-        (except (std net request) http-post-stream)
+        :std/net/request
         :std/net/tls-rustls
         :std/net/tcp
         :std/misc/string