fix(git/status_view): scope dispatch to current tabpage + test cleanup

test/git/helpers.lua

@@ -2,9 +2,11 @@ local t = require("test")
 
 local M = {}
 
+---@class test.git.SystemCompleted : vim.SystemCompleted
+---@field stdout string
+
 ---@param dir string
----@vararg string
----@return vim.SystemCompleted
+---@return test.git.SystemCompleted
 function M.git(dir, ...)
     local r = vim.system({ "git", ... }, { cwd = dir, text = true }):wait()
     if r.code ~= 0 then
@@ -17,6 +19,11 @@ function M.git(dir, ...)
             2
         )
     end
+    if r.stdout then
+        r.stdout = vim.trim(r.stdout)
+    else
+        r.stdout = ""
+    end
     return r
 end