doc: update trim_doc_node_description, make module readmes more uniform (#20792)

vlib/compress/README.md

@@ -1,8 +1,9 @@
-## Description:
+## Description
 
 `compress` is a namespace for (multiple) compression algorithms supported by V.
 
 At the moment, the following compression algorithms are implemented:
+
 - `compress.deflate`
 - `compress.gzip`
 - `compress.zlib`

vlib/compress/deflate/README.md

@@ -1,10 +1,9 @@
-## Description:
+## Description
 
 `compress.deflate` is a module that assists in the compression and
 decompression of binary data using `deflate` compression
 
-
-## Examples:
+## Example
 
 ```v
 import compress.deflate

vlib/compress/gzip/README.md

@@ -1,4 +1,4 @@
-## Description:
+## Description
 
 `compress.gzip` is a module that assists in the compression and
 decompression of binary data using `gzip` compression

vlib/compress/gzip/read_gz_files_test.v

@@ -18,7 +18,7 @@ fn test_reading_and_decoding_a_known_gziped_file() {
 	compressed, content := read_and_decode_file(s('known.gz'))!
 	assert compressed#[0..3] == [u8(31), 139, 8]
 	assert compressed#[-5..] == [u8(127), 115, 1, 0, 0]
-	assert content.contains('## Description:')
+	assert content.contains('## Description')
 	assert content.contains('## Examples:')
 	assert content.ends_with('```\n')
 }

vlib/compress/szip/README.md

@@ -1,4 +1,4 @@
-## Description:
+## Description
 
 `szip` is a thin wrapper around [miniz.h](https://github.com/richgel999/miniz),
 which in turn is "Single C source file zlib-replacement library,

vlib/compress/zlib/README.md

@@ -1,9 +1,9 @@
-## Description:
+## Description
 
 `compress.zlib` is a module that assists in the compression and
 decompression of binary data using `zlib` compression
 
-## Examples:
+## Examples
 
 ```v
 import compress.zlib

vlib/compress/zstd/README.md

@@ -1,4 +1,4 @@
-## Description:
+## Description
 
 `compress.zstd` is a module that assists in the compression and
 decompression of binary data using `zstd` compression.

vlib/compress/zstd/read_zstd_files_test.v

@@ -18,7 +18,7 @@ fn test_reading_and_decoding_a_known_zstded_file() {
 	compressed, content := read_and_decode_file(s('known.zst'))!
 	assert compressed#[0..3] == [u8(40), 181, 47]
 	assert compressed#[-5..] == [u8(10), 78, 32, 170, 44]
-	assert content.contains('## Description:')
+	assert content.contains('## Description')
 	assert content.contains('## Examples:')
 	assert content.ends_with('```')
 }