fix(deps): update dependency next to v15.5.18

[renovate]

This PR contains the following updates:

Package	Change	Age	Confidence
next (source)	15.5.15 → 15.5.18

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Release Notes

vercel/next.js (next)

v15.5.18

Compare Source

v15.5.16

Compare Source

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Project	Deployment	Actions	Updated (UTC)
website	Error		May 11, 2026 2:52am

[perfsee]

napi-rs-website

Bundle main

diff ------------------- Bundle Size Diff -------------------------

@@                       EntryPoint: main                        @@
##                       main …xtjs-monorepo                 +/- ##
===================================================================
< Bundle              54.6 MB        54.6 MB      +627 B(+0.00%)   
< Initial JS          7.06 MB        7.06 MB      +627 B(+0.01%)   
= Initial CSS          151 kB         151 kB                       
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~#
= Assets                  186            186                       
= Chunks                  154            154                       
= Packages                160            160                       
= Duplicates                6              6                       
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Warnings ~~~~~~~~~~~~~~~~~~~~~~~~~~~#
! Deduplicate versions of libraries                                
! Separate mixed content assets files                              

@@                    EntryPoint: pages/_app                     @@
##                       main …xtjs-monorepo                 +/- ##
===================================================================
= Bundle              54.2 MB        54.2 MB                       
= Initial JS          6.73 MB        6.73 MB                       
= Initial CSS          151 kB         151 kB                       
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~#
= Assets                  183            183                       
= Chunks                  151            151                       
= Packages                156            156                       
= Duplicates                6              6                       
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~ Warnings ~~~~~~~~~~~~~~~~~~~~~~~~~~~#
! Deduplicate versions of libraries                                
! Separate mixed content assets files                              

@@                   EntryPoint: pages/_error                    @@
##                       main …xtjs-monorepo                 +/- ##
===================================================================
= Bundle                224 B          224 B                       
= Initial JS            224 B          224 B                       
= Initial CSS             0 B            0 B                       
#~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~#
= Assets                    1              1                       
= Chunks                    1              1                       
= Packages                  1              1                       
= Duplicates                0              0                       

...and more