fix build failure due to ruby updated to version 3.2

Gemfile.lock.aarch64

@@ -256,7 +256,7 @@ GEM
     mysql2 (0.5.3)
     netrc (0.11.0)
     nio4r (2.5.8)
-    nokogiri (1.13.4-aarch64-linux)
+    nokogiri (1.13.4)
       racc (~> 1.4)
     parallel (1.21.0)
     parser (3.1.1.0)
@@ -585,4 +585,4 @@ DEPENDENCIES
   yajl-ruby
 
 BUNDLED WITH
-   2.3.26
+   2.4.10

Gemfile.lock.riscv64

@@ -586,4 +586,4 @@ DEPENDENCIES
   yajl-ruby
 
 BUNDLED WITH
-   2.3.26
+   2.4.10

Gemfile.lock.x86

@@ -256,7 +256,7 @@ GEM
     mysql2 (0.5.3)
     netrc (0.11.0)
     nio4r (2.5.8)
-    nokogiri (1.13.4-x86_64-linux)
+    nokogiri (1.13.4)
       racc (~> 1.4)
     parallel (1.21.0)
     parser (3.1.1.0)
@@ -585,4 +585,4 @@ DEPENDENCIES
   yajl-ruby
 
 BUNDLED WITH
-   2.3.26
+   2.4.10

obs-server.spec

@@ -6,7 +6,7 @@
 
 Name:           obs-server
 Version:        2.10.15
-Release:        6
+Release:        7
 Summary:        The Open Build Service -- Server Component
 License:        GPL-2.0-only OR GPL-3.0-only
 URL:            http://www.openbuildservice.org
@@ -100,6 +100,8 @@ sed -i 's/apache2.service/httpd.service/g' `find . -name "obsapisetup.service"`
 for file in `find . -name "*.service"`;do sed -i 's:User = wwwrun:User = apache:g' $file;done
 for file in `find . -name "*.service"`;do sed -i 's:Group = www:User = apache:g' $file;done
 for file in `find . -name "*.service"`;do sed -i 's:/usr/bin/bundle.ruby2.7:/usr/bin/bundle:g' $file;done
+sed -i 's/File.exists/File.exist/g' docs/api/restility/lib/rest_htmlprinter.rb
+sed -i 's/File.exists/File.exist/g' docs/api/restility/lib/rest.rb
 
 %build
 export DESTDIR=$RPM_BUILD_ROOT
@@ -521,6 +523,9 @@ usermod -a -G docker obsservicerun
 %{_sbindir}/rcobsstoragesetup
 
 %changelog
+* Sat Aug 12 2023 Ge Wang <wang__ge@126.com> - 2.10.15-7
+- Fix build failure due to ruby updated to version 3.2
+
 * Fri Mar 17 2023 misaka00251 <liuxin@iscas.ac.cn> - 2.10.15-6
 - Fix build on riscv64