Update some postgres trybuild tests

tests/ui/postgres/issue_30.stderr

@@ -1,4 +1,4 @@
-error: "\'1" is not a valid Rust identifier
+error: column name "\'1" is invalid: "\'1" is not a valid Rust identifier
  --> $DIR/issue_30.rs:2:17
   |
 2 |     let query = sqlx::query!("select 1 as \"'1\"");

tests/ui/postgres/wrong_param_type.stderr

@@ -1,55 +1,47 @@
 error[E0308]: mismatched types
- --> $DIR/wrong_param_type.rs:2:18
+ --> $DIR/wrong_param_type.rs:2:50
   |
 2 |     let _query = sqlx::query!("select $1::text", 0i32);
-  |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found `i32`
-  |
-  = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+  |                                                  ^^^^ expected `&str`, found `i32`
 
 error[E0308]: mismatched types
- --> $DIR/wrong_param_type.rs:4:18
+ --> $DIR/wrong_param_type.rs:4:50
   |
 4 |     let _query = sqlx::query!("select $1::text", &0i32);
-  |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found `i32`
+  |                                                  ^ expected `str`, found `i32`
   |
   = note: expected reference `&str`
              found reference `&i32`
-  = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
 
 error[E0308]: mismatched types
- --> $DIR/wrong_param_type.rs:6:18
+ --> $DIR/wrong_param_type.rs:6:50
   |
 6 |     let _query = sqlx::query!("select $1::text", Some(0i32));
-  |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found `i32`
+  |                                                  ^^^^ expected `&str`, found `i32`
   |
-  = note: expected enum `std::option::Option<&str>`
-             found enum `std::option::Option<i32>`
-  = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+  = note: expected enum `Option<&str>`
+             found enum `Option<i32>`
 
 error[E0308]: mismatched types
- --> $DIR/wrong_param_type.rs:9:18
+ --> $DIR/wrong_param_type.rs:9:50
   |
 9 |     let _query = sqlx::query!("select $1::text", arg);
-  |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found `i32`
-  |
-  = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+  |                                                  ^^^ expected `&str`, found `i32`
 
 error[E0308]: mismatched types
-  --> $DIR/wrong_param_type.rs:12:18
+  --> $DIR/wrong_param_type.rs:12:50
    |
 12 |     let _query = sqlx::query!("select $1::text", arg);
-   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `&str`, found `i32`
+   |                                                  ^^^ expected `&str`, found `i32`
    |
-   = note: expected enum `std::option::Option<&str>`
-              found enum `std::option::Option<i32>`
-   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+   = note: expected enum `Option<&str>`
+              found enum `Option<i32>`
 
 error[E0308]: mismatched types
-  --> $DIR/wrong_param_type.rs:13:18
+  --> $DIR/wrong_param_type.rs:13:50
    |
 13 |     let _query = sqlx::query!("select $1::text", arg.as_ref());
-   |                  ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ expected `str`, found `i32`
+   |                                                  ^^^ expected `str`, found `i32`
    |
-   = note: expected enum `std::option::Option<&str>`
-              found enum `std::option::Option<&i32>`
-   = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
+   = note: expected enum `Option<&str>`
+              found enum `Option<&i32>`