fix: Remove c, flag and remove Apex as a target

This was causing things to die.

> Don't reuse the kind letter `c' in a language Java (old: "class", new:
> "classes")

Now they don't!

Also, Apex isn't a target anymore, just java :)

Author: tjdevries

args.go

@@ -67,7 +67,7 @@ func New(opts Options) (Parser, error) {
 
 	// Some languages cause issues in universal-ctags (eg markdown). Stick to an
 	// allowlist of known working languages.
-	args = append(args, "--languages=Apex,Basic,C,C#,C++,Clojure,Cobol,CSS,CUDA,D,Elixir,elm,Erlang,Go,GraphQL,Groovy,haskell,Java,JavaScript,Jsonnet,kotlin,Lisp,Lua,MatLab,ObjectiveC,OCaml,Pascal,Perl,Perl6,PHP,Powershell,Protobuf,Python,R,Ruby,Rust,scala,Scheme,Sh,swift,SystemVerilog,Tcl,Thrift,typescript,tsx,Verilog,VHDL,Vim")
+	args = append(args, "--languages=Basic,C,C#,C++,Clojure,Cobol,CSS,CUDA,D,Elixir,elm,Erlang,Go,GraphQL,Groovy,haskell,Java,JavaScript,Jsonnet,kotlin,Lisp,Lua,MatLab,ObjectiveC,OCaml,Pascal,Perl,Perl6,PHP,Powershell,Protobuf,Python,R,Ruby,Rust,scala,Scheme,Sh,swift,SystemVerilog,Tcl,Thrift,typescript,tsx,Verilog,VHDL,Vim")
 
 	cmd := exec.Command(opts.Bin, args...)
 	in, err := cmd.StdinPipe()

ctags.go

@@ -1,3 +1,3 @@
 --langmap=java:+.apex.cls.trigger
 --regex-java=/^[ \t]*(private|protected|global|public|webservice)?[ \t]*(static)?[ \t]*[a-zA-Z0-9_\.]+[ \t]*(<[ \t]*[a-zA-Z0-9_\.]+[ \t]*,[ \t]*[a-zA-Z0-9_\.]+[ \t]*>[ \t]*)?([a-zA-Z0-9_]+)[ \t]*[{][ \t]*(get|set)/\4/P,properties/i
---regex-java=/^[ \t]*(private|protected|global|public)?[ \t]*((with|without) sharing)?[ \t]*(abstract|virtual)?[ \t]*class[ \t]+([a-zA-Z0-9_]+)/\5/c,classes/i
+--regex-java=/^[ \t]*(private|protected|global|public)?[ \t]*((with|without) sharing)?[ \t]*(abstract|virtual)?[ \t]*class[ \t]+([a-zA-Z0-9_]+)/\5/classes/i