Move namespace declaration in <output> element

convert-anystyle-data/schema/gold_standard.xml

@@ -28,7 +28,7 @@
             </seg>
             <bibl>A. Dicey, Can English Law be taught at the Universities? (1883) 20.</bibl>
         </output>
-        <output type="bibl">
+        <output type="bibl" xmlns="http://www.tei-c.org/ns/1.0">
             <!-- This output contains the input text annotated according to the TEI rules on bibliographic references,
                 using top-level <bibl> elements and those allowed within them. The data usually comes from human annotators
                 and might contain errors and inconsistencies, but should be valid TEI. The annotation should be lossless, i.e.
@@ -37,7 +37,7 @@
                 in fact, I am looking for a way to encode "no-following-whitespace" but haven't found one yet). -->
             <p type="footnote">
                 <seg type="footnote-marker">3</seg>
-                <bibl xmlns="http://www.tei-c.org/ns/1.0">
+                <bibl>
                     <seg type="signal">See</seg>
                     <author>
                         <persName>
@@ -56,7 +56,7 @@
                     <biblScope unit="page" from="at">at 171</biblScope>
                     .
                 </bibl>
-                <bibl xmlns="http://www.tei-c.org/ns/1.0">
+                <bibl>
                     <!-- From the context, it is clear that the following comment is connected to this reference, however,
                         this could only be inferred by a LLM. Normal ML-models could be trained to predict that it is a
                         non-bibliographic section and discard it. -->
@@ -80,12 +80,12 @@
                 </bibl>
             </p>
         </output>
-        <output type="biblStruct">
+        <output type="biblStruct" xmlns="http://www.tei-c.org/ns/1.0">
             <!-- This output contains pure bibliographic metadata with all non-relevant information removed, using
                  top-level TEI <biblStruct> elements. This data can then be further translated into other bibliographic
                  data exchange formats (such as MODS, RIS, BibTeX, etc.). The information is generated from the <bibl>
                  data above. -->
-            <biblStruct xmlns="http://www.tei-c.org/ns/1.0" n="2">
+            <biblStruct n="2">
                 <analytic>
                     <title level="a">The Search for Principle</title>
                     <author>
@@ -104,7 +104,7 @@
                     <biblScope unit="page" from="at">at 171</biblScope>
                 </monogr>
             </biblStruct>
-            <biblStruct xmlns="http://www.tei-c.org/ns/1.0" n="3">
+            <biblStruct n="3">
                 <monogr>
                     <author>
                         <persName>