Update package version to 5.9.1

pkg.info

@@ -1,7 +1,7 @@
 name: zsh
 description: A powerful interactive shell
-version: "5.9"
-revision: 4
+version: 5.9.1
+revision: 1
 url: https://www.zsh.org/
 license: custom
 maintainers:
@@ -9,7 +9,8 @@ maintainers:
 architecture: any
 type: source
 keep:
-  - etc/zsh/
+  - etc/zsh/zprofile
+  - etc/zsh/zshrc
 make_depends:
   - texinfo
   - libcap
@@ -19,4 +20,4 @@ downloads:
   - url: https://downloads.sourceforge.net/project/zsh/zsh/${BPM_PKG_VERSION}/zsh-${BPM_PKG_VERSION}.tar.xz
     extract_to: ${BPM_SOURCE}
     extract_strip_components: 1
-    checksum: 9b8d1ecedd5b5e81fbf1918e876752a7dd948e05c1a0dba10ab863842d45acd5
+    checksum: 5d20bec03f981dc4e9a09ec245e7415388ff641f79c5c5c416b5042e58d8280d