docs: encourage use of latest yq/jq in docs

Author: kormide

docs/jq.md

@@ -17,7 +17,8 @@ def jq(name, srcs, filter = None, filter_file = None, args = [], out = None, **k
 
     ```starlark
     load("@aspect_bazel_lib//lib:repositories.bzl", "register_jq_toolchains")
-    register_jq_toolchains(version = "1.6")
+
+    register_jq_toolchains()
     ```
 
     Usage examples:

docs/yq.md

@@ -18,7 +18,7 @@ def yq(name, srcs, expression = ".", args = [], outs = None, **kwargs):
     ```starlark
     load("@aspect_bazel_lib//lib:repositories.bzl", "register_yq_toolchains")
 
-    register_yq_toolchains(version = "4.24.5")
+    register_yq_toolchains()
     ```
 
     Usage examples: