Revert "Upgrade Crystal to 0.35.1"

Kemal is having some issues in 0.35.0: https://github.com/kemalcr/kemal/issues/575

shard.lock

@@ -1,46 +1,46 @@
-version: 2.0
+version: 1.0
 shards:
   ameba:
-    git: https://github.com/crystal-ameba/ameba.git
+    github: crystal-ameba/ameba
     version: 0.12.1
 
   archive:
-    git: https://github.com/hkalexling/archive.cr.git
+    github: hkalexling/archive.cr
     version: 0.2.0
 
   baked_file_system:
-    git: https://github.com/schovi/baked_file_system.git
+    github: schovi/baked_file_system
     version: 0.9.8
 
   clim:
-    git: https://github.com/at-grandpa/clim.git
+    github: at-grandpa/clim
     version: 0.12.0
 
   db:
-    git: https://github.com/crystal-lang/crystal-db.git
+    github: crystal-lang/crystal-db
     version: 0.9.0
 
   exception_page:
-    git: https://github.com/crystal-loot/exception_page.git
+    github: crystal-loot/exception_page
     version: 0.1.4
 
   kemal:
-    git: https://github.com/kemalcr/kemal.git
-    version: 0.26.1+git.commit.a8c0f09b858162bd13c96663febef5527b322a32
+    github: kemalcr/kemal
+    version: 0.26.1
 
   kemal-session:
-    git: https://github.com/kemalcr/kemal-session.git
+    github: kemalcr/kemal-session
     version: 0.12.1
 
   kilt:
-    git: https://github.com/jeromegn/kilt.git
+    github: jeromegn/kilt
     version: 0.4.0
 
   radix:
-    git: https://github.com/luislavena/radix.git
+    github: luislavena/radix
     version: 0.3.9
 
   sqlite3:
-    git: https://github.com/crystal-lang/crystal-sqlite3.git
+    github: crystal-lang/crystal-sqlite3
     version: 0.16.0