Remove C-sharp LSP and obsolete settings

lisp/mitch-packages.el

@@ -506,58 +506,24 @@ targets."
   (setq haskell-hoogle-url "https://www.stackage.org/lts/hoogle?q=%s"))
 
 ;; c sharp; taken from https://www.reddit.com/r/emacs/comments/k8tnzg/help_setting_up_c_lsp_omnisharproslyn/
-(use-package csharp-mode
-  ;; :ensure t
-  :mode (("\\.cs\\'" . csharp-mode))
-  :config
-  (add-to-list 'compilation-error-regexp-alist-alist
-               '(my-csharp
-                 "^\\(.+\\)(\\([1-9][0-9]+\\),\\([0-9]+\\)): \\(?:\\(warning\\)\\|error\\)?"
-                 1 2 3 (4)))
-  (add-to-list 'compilation-error-regexp-alist 'my-csharp)
-  (defun my-csharp-repl ()
-    "Switch to the CSharpRepl buffer, creating it if necessary."
-    (interactive)
-    (if-let ((buf (get-buffer "*CSharpRepl*")))
-        (pop-to-buffer buf)
-      (when-let ((b (make-comint "CSharpRepl" "csharp")))
-        (switch-to-buffer-other-window b))))
-  (define-key csharp-mode-map (kbd "C-c C-z") 'my-csharp-repl)
-  ;; (define-key csharp-mode-map (kbd "C-c C-c") #'projectile-compile-project)
-  )
-(use-package omnisharp
-  ;; :ensure t
-  :after csharp-mode
-  :config
-  (eval-after-load 'company '(add-to-list 'company-backends 'company-omnisharp))
-  ;; (setq omnisharp-completing-read-function #'ivy-completing-read)
-  (put 'my-omnisharp-solution-path 'safe-local-variable #'stringp)
-  :hook (csharp-mode . omnisharp-mode))
+;; '(there is nothing here because I'm not using c sharp...)
 
 (use-package lsp-mode
   :hook ((powershell-mode . lsp)
-         (csharp-mode . lsp)
          (lsp-mode . lsp-enable-which-key-integration)
-         (lsp-completion-mode . my/lsp-mode-setup-completion))
+	 (lsp-mode . lsp-ui-mode))
   :commands lsp
-  :init
-  (defun my/lsp-mode-setup-completion ()
-    (setf (alist-get 'styles (alist-get 'lsp-capf completion-category-defaults))
-          '(flex))) ;; Configure flex
   :custom
   (lsp-completion-provider :none))
 
-(use-package yasnippet
-  :after lsp)
 ;; optionally
 (use-package lsp-ui
   :after lsp
   :commands lsp-ui-mode)
 
-;; optionally if you want to use debugger
-;; (use-package dap-mode)
-;; (use-package dap-powershell)
-;; (use-package dap-LANGUAGE) to load the dap adapter for your language
+;; broken snippets I don't care about...
+(use-package yasnippet
+  :hook (prog-mode . yas-minor-mode))
 
 ;; Better help-pages. Genuinely pretty great.
 (use-package helpful