Bump the minor-changes group across 1 directory with 3 updates

[dependabot]

Bumps the minor-changes group with 3 updates in the / directory: proc-macro2, syn and trybuild.

Updates proc-macro2 from 1.0.81 to 1.0.84

Release notes

Sourced from proc-macro2's releases.

1.0.84

• Documentation improvements (#455, thanks @​CensoredUsername)

1.0.83

• Optimize the representation of Ident (#462)

1.0.82

• Resolve unexpected_cfgs warning (#456)

Commits

• 33c9578 Release 1.0.84
• d850da5 Merge pull request #455 from CensoredUsername/master
• eabac15 Add a warning to Delimiter::None that rustc currently does not respect it.
• 1b77aca Release 1.0.83
• 728eddf Merge pull request #462 from dtolnay/identsize
• c56c5e6 Drop irrelevant capacity field from Ident representation
• 464c2eb Merge pull request #461 from dtolnay/sizetest
• 6f894e7 Disable span size tests when layout is randomized
• 7b357af Add additional size tests
• abc7dff Merge pull request #460 from dtolnay/docsrs
• Additional commits viewable in compare view

Updates syn from 2.0.60 to 2.0.66

Release notes

Sourced from syn's releases.

2.0.66

• Allow braced structs when parsing ExprLet (#1671)

2.0.65

• Optimize the implementation of Fold to compile faster (#1666, #1667, #1668)

2.0.64

• Support using ParseBuffer across catch_unwind (#1646)
• Validate that the expression in a let-else ends in brace as required by rustc (#1648, #1649)
• Legalize invalid const generic arguments by wrapping in braces (#1654, #1655)
• Fix some expression precedence edge cases involving break and return in loop headers (#1656)
• Always print closure bodies with a brace when the closure has an explicit return type (#1658)
• Automatically insert necessary parentheses in ToTokens for Expr when required by expression precedence (#1659)
• Support struct literal syntax in match guard expressions (#1662)

2.0.63

• Parse and print long if-else-if chains without reliance on deep recursion to avoid overflowing stack (#1644, #1645)

2.0.62

• Reject invalid unparenthesized range and comparison operator expressions (#1642, #1643)

2.0.61

• Check for legal binding name in the ident of Pat::Ident (#1627)
• Resolve unexpected_cfgs warning (#1635)

Commits

• b992916 Release 2.0.66
• 4f0a23f Merge pull request #1671 from dtolnay/exprlet
• c6d87a7 Allow braced structs when parsing ExprLet
• 747f42f Update with proc-macro2 1.0.83's syntax tree sizes
• 9f2371e Release 2.0.65
• 4cd1813 Merge pull request #1668 from dtolnay/foldhelper
• ed54092 Eliminate gen::helper module
• eacc8ab Eliminate FoldHelper trait
• 6e20bb8 Merge pull request #1667 from dtolnay/punctuatedfold
• 9d95cab Optimize punctuated::fold
• Additional commits viewable in compare view

Updates trybuild from 1.0.91 to 1.0.96

Release notes

Sourced from trybuild's releases.

1.0.96

• Support Windows builds that have OUT_DIR prefixed with \\?\ (#271)

1.0.95

• Keep long type names in diagnostics so that test output does not vary depending on the length of the absolute filepath of the crate (#269)

1.0.94

• Resolve unexpected_cfgs warning (#268)

1.0.93

• Remove dependency on once_cell crate (#266, thanks @​taiki-e)

1.0.92

• Update normalization of verbose type paths to accommodate error message changes in rust 1.78 (#265, thanks @​weiznich)

Commits

• b1b7064 Release 1.0.96
• 742c6b3 Merge pull request #271 from dtolnay/windows
• 7c8c364 Support OUT_DIR located in \?\ path on Windows
• 02e6117 Release 1.0.95
• 619bfcd Merge pull request #270 from dtolnay/typename
• db3c9b4 Disable long typename shortening in diagnostics
• 9ed763b Release 1.0.94
• b3c9481 Merge pull request #268 from dtolnay/checkcfg
• 7bb6f2f Resolve unexpected_cfgs warning
• 8a57d8c Release 1.0.93
• Additional commits viewable in compare view

Dependabot will resolve any conflicts with this PR as long as you don't alter it yourself. You can also trigger a rebase manually by commenting @dependabot rebase.

---

Dependabot commands and options

You can trigger Dependabot actions by commenting on this PR:

• @dependabot rebase will rebase this PR
• @dependabot recreate will recreate this PR, overwriting any edits that have been made to it
• @dependabot merge will merge this PR after your CI passes on it
• @dependabot squash and merge will squash and merge this PR after your CI passes on it
• @dependabot cancel merge will cancel a previously requested merge and block automerging
• @dependabot reopen will reopen this PR if it is closed
• @dependabot close will close this PR and stop Dependabot recreating it. You can achieve the same result by closing it manually
• @dependabot show <dependency name> ignore conditions will show all of the ignore conditions of the specified dependency
• @dependabot ignore <dependency name> major version will close this group update PR and stop Dependabot creating any more for the specific dependency's major version (unless you unignore this specific dependency's major version or upgrade to it yourself)
• @dependabot ignore <dependency name> minor version will close this group update PR and stop Dependabot creating any more for the specific dependency's minor version (unless you unignore this specific dependency's minor version or upgrade to it yourself)
• @dependabot ignore <dependency name> will close this group update PR and stop Dependabot creating any more for the specific dependency (unless you unignore this specific dependency or upgrade to it yourself)
• @dependabot unignore <dependency name> will remove all of the ignore conditions of the specified dependency
• @dependabot unignore <dependency name> <ignore condition> will remove the ignore condition of the specified dependency and ignore conditions

[dependabot]

Superseded by #64.