parser: fix regression for v -e "import os; import math;", add a test to check it (#19353)

cmd/tools/vtest-all.v

@@ -101,6 +101,12 @@ fn get_all_commands() []Command {
 		runcmd: .execute
 		expect: '42'
 	}
+	res << Command{
+		line: '${vexe} -e "import os; import math; print(os.args#[1..]) print(math.sin(math.pi/2).str())" arg1 arg2'
+		okmsg: 'V can run code with `-e`, that use semicolons and several imports, and that accepts CLI parameters.'
+		runcmd: .execute
+		expect: "['arg1', 'arg2']1.0"
+	}
 	$if linux || macos {
 		res << Command{
 			line: '${vexe} run examples/hello_world.v'

vlib/v/parser/parser.v

@@ -3666,6 +3666,9 @@ fn (mut p Parser) import_stmt() ast.Import {
 	import_node.comments = p.eat_comments(same_line: true)
 	import_node.next_comments = p.eat_comments(follow_up: true)
 	p.imports[mod_alias] = mod_name
+	if p.tok.kind == .semicolon {
+		p.check(.semicolon)
+	}
 	// if mod_name !in p.table.imports {
 	p.table.imports << mod_name
 	p.ast_imports << import_node

vlib/v/slow_tests/inout/oneliner_with_semicolons.out

@@ -0,0 +1,3 @@
+true
+1
+1.0

vlib/v/slow_tests/inout/oneliner_with_semicolons.vv

@@ -0,0 +1 @@
+import os; import math; println(os.getenv('VEXE').len > 2); println(os.args.len); println(math.sin(math.pi / 2));