build: more Zig 0.15.2 updates (#9217)

- update nixpkgs now that Zig 0.15.2 is available in nixpkgs
- drop hack that worked around compile failures on systems with more
than 32 cores
- enforce patch version of Zig

src/build/zig.zig

@@ -7,10 +7,11 @@ pub fn requireZig(comptime required_zig: []const u8) void {
     const current_vsn = builtin.zig_version;
     const required_vsn = std.SemanticVersion.parse(required_zig) catch unreachable;
     if (current_vsn.major != required_vsn.major or
-        current_vsn.minor != required_vsn.minor)
+        current_vsn.minor != required_vsn.minor or
+        current_vsn.patch < required_vsn.patch)
     {
         @compileError(std.fmt.comptimePrint(
-            "Your Zig version v{} does not meet the required build version of v{}",
+            "Your Zig version v{f} does not meet the required build version of v{f}",
             .{ current_vsn, required_vsn },
         ));
     }

src/config/Config.zig

@@ -4109,7 +4109,7 @@ pub fn finalize(self: *Config) !void {
     // Clamp our contrast
     self.@"minimum-contrast" = @min(21, @max(1, self.@"minimum-contrast"));
 
-    // Minimmum window size
+    // Minimum window size
     if (self.@"window-width" > 0) self.@"window-width" = @max(10, self.@"window-width");
     if (self.@"window-height" > 0) self.@"window-height" = @max(4, self.@"window-height");
 

src/terminal/PageList.zig

@@ -1976,7 +1976,7 @@ pub const AdjustCapacity = struct {
 
 pub const AdjustCapacityError = Allocator.Error || Page.CloneFromError;
 
-/// Adjust the capcaity of the given page in the list. This should
+/// Adjust the capacity of the given page in the list. This should
 /// be used in cases where OutOfMemory is returned by some operation
 /// i.e to increase style counts, grapheme counts, etc.
 ///