chore: modernize WASM tests (#79)

I tried locally merge `fix-tests` and `fix-clippy` branches and CI
should work after my PRs

tests/fixtures/gas/branch.wat

@@ -3,25 +3,25 @@
 		(local $x i32) (local $y i32)
 
 		(block $unrolled_loop
-			(set_local $x (i32.const 0))
-			(set_local $y (i32.const 1))
+			(local.set $x (i32.const 0))
+			(local.set $y (i32.const 1))
 
-			get_local $x
-			get_local $y
-			tee_local $x
+			local.get $x
+			local.get $y
+			local.tee $x
 			i32.add
-			set_local $y
+			local.set $y
 
 			i32.const 1
 			br_if $unrolled_loop
 
-			get_local $x
-			get_local $y
-			tee_local $x
+			local.get $x
+			local.get $y
+			local.tee $x
 			i32.add
-			set_local $y
+			local.set $y
 		)
 
-		get_local $y
+		local.get $y
 	)
 )

tests/fixtures/gas/call.wat

@@ -2,18 +2,18 @@
 	(func $add_locals (param $x i32) (param $y i32) (result i32)
 		(local $t i32)
 
-		get_local $x
-		get_local $y
+		local.get $x
+		local.get $y
 		call $add
-		set_local $t
+		local.set $t
 
-		get_local $t
+		local.get $t
 	)
 
 	(func $add (param $x i32) (param $y i32) (result i32)
 		(i32.add
-			(get_local $x)
-			(get_local $y)
+			(local.get $x)
+			(local.get $y)
 		)
 	)
 )

tests/fixtures/gas/ifs.wat

@@ -2,8 +2,8 @@
 	(func (param $x i32) (result i32)
 		(if (result i32)
 			(i32.const 1)
-			(then (i32.add (get_local $x) (i32.const 1)))
-			(else (i32.popcnt (get_local $x)))
+			(then (i32.add (local.get $x) (i32.const 1)))
+			(else (i32.popcnt (local.get $x)))
 		)
 	)
 )

tests/fixtures/stack-height/global.wat

@@ -5,22 +5,22 @@
   (global $counter (mut i32) (i32.const 1))
 
   (func $i32.add (export "i32.add") (param i32 i32) (result i32)
-    get_local 0
-	  get_local 1
-	  i32.add
+    local.get 0
+    local.get 1
+    i32.add
   )
   (func (param $arg i32)
-     (local $tmp i32)
+    (local $tmp i32)
 
-     global.get 0
-     i32.const 1
-     i32.add
-	   tee_local $tmp
-     global.set $counter
+    global.get 0
+    i32.const 1
+    i32.add
+    local.tee $tmp
+    global.set $counter
 
-     get_local $tmp
-     get_local $arg
-     call $i32.add
-     drop
+    local.get $tmp
+    local.get $arg
+    call $i32.add
+    drop
   )
 )

tests/fixtures/stack-height/imports.wat

@@ -8,8 +8,8 @@
     call $foo
     call $boo
 
-    get_local 0
-    get_local 1
+    local.get 0
+    local.get 1
     i32.add
   )
 )

tests/fixtures/stack-height/many_locals.wat

@@ -6,5 +6,5 @@
 		(call
 			$one-group-many-locals
 		)
-  	)
+	)
 )

tests/fixtures/stack-height/table.wat

@@ -1,17 +1,17 @@
 (module
   (import "env" "foo" (func $foo))
   (func (param i32)
-    get_local 0
+    local.get 0
     i32.const 0
     call $i32.add
     drop
   )
   (func $i32.add (export "i32.add") (param i32 i32) (result i32)
-    get_local 0
-	  get_local 1
-	  i32.add
+    local.get 0
+    local.get 1
+    i32.add
   )
-  (table 10 anyfunc)
+  (table 10 funcref)
 
   ;; Refer all types of functions: imported, defined not exported and defined exported.
   (elem (i32.const 0) 0 1 2)