deps-dev: update solargraph requirement from ~> 0.45.0 to ~> 0.46.0

Created by: dependabot[bot]

Updates the requirements on solargraph to permit the latest version.

Changelog

Sourced from solargraph's changelog.

0.46.0 - August 22, 2022

• Ignore typecheck errors with @​sg-ignore tag (#419)
• Strict checks report undefined method calls on variables (#553)
• Infer type from method arguments (#554)
• Return nil value for empty hover contents (#543)

Commits

• 8c03e57 Fencepost error in Ruby 2.5
• 81bd810 Return nil value for empty hover contents (#543)
• 1bc9888 Sponsors
• 1808b25 Minor change to error message
• f5d5550 Broken spec
• 87f6275 Try different error for missing yard docs (#570)
• ef40714 Sponsors
• 84a6d4f TypeChecker constant resolution
• 37943d3 Explicit require
• 5f72e37 Search adjustments
• Additional commits viewable in compare view

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