tests: fix typos

[Akim Demaille]

commit eed955099379541dec83b68170afbb59c2d61404
Author: Akim Demaille <address@hidden>
Date:   Thu Jan 31 08:43:39 2019 +0100

    tests: fix typos
    
    * tests/reduce.at: here.

diff --git a/tests/reduce.at b/tests/reduce.at
index b9385bb3..287f7660 100644
--- a/tests/reduce.at
+++ b/tests/reduce.at
@@ -500,7 +500,7 @@ AT_TEST_TABLES_AND_PARSE([[%define lr.type canonical-lr: 
]$1],
 AT_TEST_LR_TYPE([[Single State Split]],
 [[%left 'a'
 // Conflict resolution renders state 12 unreachable for canonical LR(1).  We
-// keep it so that the paser table diff is easier to code.
+// keep it so that the parser table diff is easier to code.
 %define lr.keep-unreachable-state]],
 [[
 S: 'a' A 'a' /* rule 1 */
@@ -733,7 +733,7 @@ dnl PARSER-EXIT-VALUE, PARSER-STDOUT, PARSER-STDERR
 AT_TEST_LR_TYPE([[Lane Split]],
 [[%left 'a'
 // Conflict resolution renders state 16 unreachable for canonical LR(1).  We
-// keep it so that the paser table diff is easier to code.
+// keep it so that the parser table diff is easier to code.
 %define lr.keep-unreachable-state]],
 [[
 /* Similar to the last test case set but two states must be split.  */
@@ -977,7 +977,7 @@ dnl PARSER-EXIT-VALUE, PARSER-STDOUT, PARSER-STDERR
 AT_TEST_LR_TYPE([[Complex Lane Split]],
 [[%left 'a'
 // Conflict resolution renders state 16 unreachable for canonical LR(1).  We
-// keep it so that the paser table diff is easier to code.
+// keep it so that the parser table diff is easier to code.
 %define lr.keep-unreachable-state]],
 [[
 /* Similar to the last test case set but forseeing the S/R conflict from the