fix parsed html spacings

[kiranparajuli589]

Proposed changes

• optimize html block parsing
• manage spacing for parsed html

[github-actions]

JS Code Coverage

Coverage after merging fix-parsed-html-spacings into main will be

93.69%

Coverage Report

File	Stmts	Branches	Funcs	Lines	Uncovered Lines
lib
index.js	93.48%	62.50%	100%	100%	14, 20, 27
lib/cli
index.js	0%	0%	0%	0%	1, 1, 10–19, 2, 20, 3–9
lib/lexer
index.js	95.74%	97.01%	94.74%	95.53%	125–136, 295–297, 65
lib/parser
index.js	100%	100%	100%	100%
lib/regex
index.js	100%	100%	100%	100%
lib/tokenizer
codeblock.js	98.65%	98.11%	100%	98.71%	221–224
comment.js	100%	100%	100%	100%
frontMatter.js	89.42%	78.26%	100%	91.89%	25–27, 53–58, 62–63
heading.js	100%	100%	100%	100%
hrLine.js	100%	100%	100%	100%
html.js	22.06%	100%	66.67%	17.46%	10–33, 37–61, 7–9
image.js	100%	100%	100%	100%
index.js	100%	100%	100%	100%
list.js	99.39%	98.11%	100%	99.62%	97–98
newline.js	86.67%	100%	66.67%	86.96%	18–20
paragraph.js	95.84%	93.58%	100%	96.27%	163–164, 220–226, 293, 39, 433–443, 92–93
quote.js	100%	100%	100%	100%
table.js	99.70%	98.21%	100%	100%	47
lib/util
esc.js	81.03%	75%	75%	82.61%	27–34, 37, 7
file.js	78.38%	60%	75%	82.14%	15, 18–23
indent.js	90.53%	100%	71.43%	90.79%	69–73, 8–9
index.js	100%	100%	100%	100%
tokens.js	100%	100%	100%	100%
utils.js	80.67%	95.24%	70%	79.71%	117–119, 39–59, 70–84, 93–96