Update generated nvim config

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/1.txt

@@ -0,0 +1 @@
+foobar 1.txt

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/1.txt.ok

@@ -0,0 +1 @@
+foobar 1.txt some more stuff

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/2.txt

@@ -0,0 +1 @@
+foobar 2.txt

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/2.txt.ok

@@ -0,0 +1 @@
+foobar 2.txt some more stuff

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/3.txt

@@ -0,0 +1 @@
+foobar 3.txt

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/3.txt.ok

@@ -0,0 +1 @@
+foobar 3.txt some more stuff

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/cmd.sh

@@ -0,0 +1,23 @@
+#!/nix/store/306znyj77fv49kwnkpxmb0j2znqpa8bj-bash-5.2p26/bin/bash
+#set -x
+
+dir="$(realpath ../..)"
+LC_ALL=C vim -u NONE -N \
+    --cmd ':set noswapfile hidden' \
+    --cmd 'argadd *.txt' \
+    -c "sil :so $dir/plugin/NrrwRgn.vim" \
+    -c 'sil :bufdo :NRP' \
+    -c 'sil :NRM' \
+    -c 'sil :g/^foobar.*/s//& some more stuff/' \
+    -c 'sil :wq' \
+    -c ':bufdo if bufname("")=~"^\\d\\.txt$"|saveas! %.mod|endif' \
+    -c ':qa!'
+
+rt=$(diff -uN0 <(cat *.mod) <(cat *.ok))
+if [ "$?" -ne 0 ]; then
+    printf "Test1 failed\n"
+    printf "Diff:\n%s" "$rt"
+    exit 2;
+else
+    printf "Test1 successful!\n"
+fi

config/neovim/store/lazy-plugins/NrrwRgn/test/test1/description.md

@@ -0,0 +1 @@
+## Test 1: Multi Narrowed Window for several distinct buffers ##