chore: update haml requirement from ~> 6.0 to >= 6, < 8

[dependabot]

Updates the requirements on haml to permit the latest version.

Release notes

Sourced from haml's releases.

v6.4.0

What's Changed

• Fix .class + nested class array bug by @​sterlzbd in haml/haml#1191
• Remove newlines from template annotation comments by @​CyberAP in haml/haml#1186
• Authorize characters in attribute name for vuejs by @​leo424y in haml/haml#1172
• Fix line numbers within a :ruby filter by @​nhasselmeyer in haml/haml#1166
• Compile html attributes statically by @​nhasselmeyer in haml/haml#1165

New Contributors

• @​sterlzbd made their first contribution in haml/haml#1191
• @​CyberAP made their first contribution in haml/haml#1186
• @​leo424y made their first contribution in haml/haml#1172
• @​nhasselmeyer made their first contribution in haml/haml#1166

Full Changelog: haml/haml@v6.3.1...v6.4.0

Changelog

Sourced from haml's changelog.

6.4.0

• Authorize characters in attribute name for vuejs haml/haml#1172
• Compile new-style attributes statically haml/haml#1165
• Remove newlines from template annotation comments haml/haml#1186
• Fix line numbers within a :ruby filter haml/haml#1166
• Fix .class + nested class array bug haml/haml#1191

6.3.1

• Optimize string transformation using String#tr haml/haml#1168
• Provide a Changelog link on rubygems.org haml/haml#1157

6.3.0

• Remove Haml::RailsTemplate#default_format that was added in v6.1.3 for Turbo #1152, #1154 (discussion)
  • See the reference for suggested alternatives.

6.2.5

• Deprecate Haml::RailsTemplate#default_format that was added in v6.1.3 for Turbo (discussion)

6.2.4

• Support case-in statement #1155

6.2.3

• Resurrect RDFa doctype support #1147

6.2.2

• Allow adding custom attributes to Haml::BOOLEAN_ATTRIBUTES #1148
• Consider aria-xxx: false as a boolean attribute

6.2.1

• Fix v6.2.0's bug in rendering dynamic aria attributes #1149

6.2.0

• Drop the C extension #1146

6.1.4

• Let Haml::Util.escape_html use ERB::Escape if available #1145

6.1.3

• Add Haml::RailsTemplate#default_format for Turbo compatibility #1144

... (truncated)

Commits

• fcd08e9 Version 6.4.0
• c6a42dd Haml 6 does not support hyphenate_data_attrs
• 52b72c6 Compile html attributes statically (#1165)
• a698726 Fix line numbers within a :ruby filter (#1166)
• c7e00d7 Authorize characters in attribute name for vuejs (#1172)
• 6c47caf Remove newlines from template annotation comments (#1186)
• 0398d09 Fix .class + nested class array bug (#1191)
• 12f8a1e Also skip HelperTest for TruffleRuby
• ad5d8c8 Skip Rails tests for TruffleRuby
• 29a5f67 Test truffleruby instead of truffleruby-head
• Additional commits viewable in compare view

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